Ubuntu

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - RISC-V architecture; - S390 architecture; - x86 architecture; - Block layer subsystem; - ACPI drivers; - Drivers core; - ATA over ethernet (AOE) driver; - TPM device driver; - Clock framework and drivers; - Buffer Sharing and Synchronization framework; - EFI core; - GPIO subsystem; - GPU drivers; - HID subsystem; - I2C subsystem; - InfiniBand drivers; - Input Device core drivers; - Mailbox framework; - Media drivers; - Ethernet bonding driver; - Network drivers; - Mellanox network drivers; - Microsoft Azure Network Adapter (MANA) driver; - STMicroelectronics network drivers; - NTB driver; - Virtio pmem driver; - PCI subsystem; - x86 platform drivers; - S/390 drivers; - SCSI subsystem; - SPI subsystem; - Thermal drivers; - USB Device Class drivers; - USB Type-C Port Controller Manager driver; - VFIO drivers; - Virtio Host (VHOST) subsystem; - Framebuffer layer; - 9P distributed file system; - BTRFS file system; - Ceph distributed file system; - File systems infrastructure; - Ext4 file system; - F2FS file system; - GFS2 file system; - JFS file system; - Network file system (NFS) client; - Network file system (NFS) server daemon; - NILFS2 file system; - Network file system (NFS) superblock; - Bluetooth subsystem; - Network traffic control; - Network sockets; - TCP network protocol; - BPF subsystem; - Perf events; - Kernel thread helper (kthread); - Padata parallel execution mechanism; - Arbitrary resource management; - Static call mechanism; - Tracing infrastructure; - Memory management; - Ethernet bridge; - CAN network layer; - Networking core; - IPv4 networking; - IPv6 networking; - MAC80211 subsystem; - Multipath TCP; - Netfilter; - Netlink; - SCTP protocol; - TIPC protocol; - SELinux security module; - Simplified Mandatory Access Control Kernel framework; - AudioScience HPI driver; - Amlogic Meson SoC drivers; - USB sound devices; (CVE-2024-49944, CVE-2024-49907, CVE-2024-50062, CVE-2024-36893, CVE-2024-49985, CVE-2024-49903, CVE-2024-49886, CVE-2024-50180, CVE-2024-47757, CVE-2024-49938, CVE-2024-49902, CVE-2024-47709, CVE-2024-49884, CVE-2024-49967, CVE-2024-49977, CVE-2024-47734, CVE-2024-49954, CVE-2024-49963, CVE-2024-47747, CVE-2024-50008, CVE-2024-47696, CVE-2024-50038, CVE-2024-46695, CVE-2024-47705, CVE-2024-49957, CVE-2024-38538, CVE-2024-50019, CVE-2024-38544, CVE-2024-50003, CVE-2024-50095, CVE-2024-50000, CVE-2024-49981, CVE-2024-49863, CVE-2024-47710, CVE-2024-49983, CVE-2024-26947, CVE-2024-46852, CVE-2024-49871, CVE-2024-49936, CVE-2024-47720, CVE-2024-49881, CVE-2024-47672, CVE-2024-50040, CVE-2024-49997, CVE-2024-50044, CVE-2023-52532, CVE-2024-47740, CVE-2024-44942, CVE-2024-49948, CVE-2023-52621, CVE-2024-49959, CVE-2024-47718, CVE-2024-50188, CVE-2024-47699, CVE-2024-47756, CVE-2024-47723, CVE-2024-46849, CVE-2024-50035, CVE-2024-50189, CVE-2024-47684, CVE-2024-49900, CVE-2024-50024, CVE-2024-49851, CVE-2024-49860, CVE-2024-49924, CVE-2024-49946, CVE-2024-44940, CVE-2023-52904, CVE-2024-47679, CVE-2024-47748, CVE-2023-52917, CVE-2024-47735, CVE-2024-46858, CVE-2024-35904, CVE-2024-47673, CVE-2024-49878, CVE-2024-47739, CVE-2024-49973, CVE-2024-49935, CVE-2024-49875, CVE-2024-49896, CVE-2024-47690, CVE-2024-50007, CVE-2024-49933, CVE-2024-49958, CVE-2024-49913, CVE-2024-49883, CVE-2024-47742, CVE-2024-41016, CVE-2024-50002, CVE-2024-49969, CVE-2024-46853, CVE-2024-50031, CVE-2024-47698, CVE-2024-47749, CVE-2024-50059, CVE-2024-49966, CVE-2024-50093, CVE-2024-27072, CVE-2024-50186, CVE-2024-49895, CVE-2024-38632, CVE-2024-49995, CVE-2024-38545, CVE-2024-38667, CVE-2024-36968, CVE-2024-49952, CVE-2024-50001, CVE-2024-47697, CVE-2024-50045, CVE-2024-49856, CVE-2024-49852, CVE-2024-47712, CVE-2023-52639, CVE-2024-49975, CVE-2024-42158, CVE-2024-49962, CVE-2024-50181, CVE-2024-42156, CVE-2024-46855, CVE-2024-47693, CVE-2024-47670, CVE-2024-47706, CVE-2024-50184, CVE-2024-49965, CVE-2024-39463, CVE-2024-50191, CVE-2024-49866, CVE-2024-49890, CVE-2024-49877, CVE-2024-49879, CVE-2024-49927, CVE-2024-50039, CVE-2024-46859, CVE-2024-47674, CVE-2024-50096, CVE-2024-50013, CVE-2024-46854, CVE-2024-49868, CVE-2024-49882, CVE-2024-47671, CVE-2024-50179, CVE-2024-44931, CVE-2024-50046, CVE-2024-50006, CVE-2024-49892, CVE-2024-49949, CVE-2024-42079, CVE-2024-46865, CVE-2024-47692, CVE-2024-47713, CVE-2024-47701, CVE-2024-49889, CVE-2024-49894, CVE-2024-50015, CVE-2024-49858, CVE-2024-49955, CVE-2024-49867, CVE-2024-35951, CVE-2024-50033, CVE-2024-49982, CVE-2024-47695, CVE-2024-50049, CVE-2024-49930, CVE-2024-50041, CVE-2024-47737, CVE-2024-47685)

It was discovered that the PoDoFo library could dereference a NULL pointer when getting the number of pages in a PDF. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2018-11255) It was discovered that PoDoFo library incorrectly handled memory when computing an encryption key, which could lead to a buffer overflow. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. (CVE-2018-12983) It was discovered that the PoDoFo library incorrectly handled memory allocation. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2018-20797) It was discovered that the PoDoFo library did not properly validate memcpy arguments. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2018-5308) It was discovered that the PoDoFo library incorrectly handled memory in the GetNextToken function, which could lead to a buffer overflow. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-5886) It was discovered that the PoDoFo library could enter an infinite loop, which could lead to a stack overflow. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2018-8002, CVE-2020-18971, CVE-2021-30471, CVE-2021-30470) It was discovered that the PoDoFo library incorrectly handled memory allocation due to nInitialSize not being validated. If a user or application were tricked into opening a crafted PDF file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2019-10723)

It was discovered that tqdm did not properly sanitize non-boolean CLI Arguments. A local attacker could possibly use this issue to execute arbitrary code on the host. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2024-34062)

USN-7206-1 fixed vulnerabilities in rsync. The update introduced a regression in rsync. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync did not properly handle checksum lengths. An attacker could use this issue to execute arbitrary code. (CVE-2024-12084) Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync compared checksums with uninitialized memory. An attacker could exploit this issue to leak sensitive information. (CVE-2024-12085) Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync incorrectly handled file checksums. A malicious server could use this to expose arbitrary client files. (CVE-2024-12086) Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync mishandled symlinks for some settings. An attacker could exploit this to write files outside the intended directory. (CVE-2024-12087) Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync failed to verify symbolic link destinations for some settings. An attacker could exploit this for path traversal attacks. (CVE-2024-12088) Aleksei Gorban discovered a race condition in rsync's handling of symbolic links. An attacker could use this to access sensitive information or escalate privileges. (CVE-2024-12747)

Xisco Fauli discovered that libxml2 incorrectly handled custom SAX handlers. A remote attacker could possibly use this issue to perform XML External Entity (XXE) attacks.

It was discovered that HarfBuzz incorrecty handled certain memory operations. A remote attacker could use this issue to cause HarfBuzz to crash, resulting in a denial of service, or possibly execute arbitrary code.

It was discovered that poppler incorrectly handled memory when opening certain PDF files. An attacker could possibly use this issue to cause denial of service or obtain sensitive information.

It was discovered that Python incorrectly handled certain ZIP files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2019-9674) It was discovered that Python incorrectly handled certain inputs. If a user or an automated system were tricked into running a specially crafted input, a remote attacker could possibly use this issue to cause a denial of service. (CVE-2022-45061) It was discovered that Python incorrectly handled certain crafted ZIP files. An attacker could possibly use this issue to crash the program, resulting in a denial of service. (CVE-2024-0450)

Mike Salvatore discovered that Audacity incorrectly handled default permissions of temporary files created by the application. An attacker could possibly use this issue to obtain sensitive information.

Jacob Boerema discovered that the GIMP DDS Plugin incorrectly processed DDS files due to a memory issue. An attacker could exploit this through a specifically crafted DDS file to cause GIMP to crash, resulting in a denial of service, or possibly execute arbitrary code.

Felix Wilhelm discovered that Apache Commons BCEL APIs incorrectly handled parameters due to a memory issue. An attacker supplying malicious input could exploit this to generate and execute arbitrary bytecode.

It was discovered that .NET did not properly handle input provided to its Convert.TryToHexString method. An attacker could possibly use this issue to execute arbitrary code. (CVE-2025-21171) It was discovered that .NET did not properly handle an integer overflow when processing certain specially crafted files. An attacker could possibly use this issue to execute arbitrary code. (CVE-2025-21172) Daniel Plaisted and Noah Gilson discovered that .NET insecurely handled temporary file usage which could result in malicious package dependency injection. An attacker could possibly use this issue to elevate privileges. (CVE-2025-21173) It was discovered that .NET did not properly perform input data validation when processing certain specially crafted files. An attacker could possibly use this issue to execute arbitrary code. (CVE-2025-21176)

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. (CVE-2022-38096) Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - Network drivers; - SCSI subsystem; - Ext4 file system; - Bluetooth subsystem; - Memory management; - Amateur Radio drivers; - Network traffic control; - Sun RPC protocol; - VMware vSockets driver; (CVE-2023-52821, CVE-2024-40910, CVE-2024-43892, CVE-2024-49967, CVE-2024-50264, CVE-2024-36952, CVE-2024-38553, CVE-2021-47101, CVE-2021-47001, CVE-2024-35965, CVE-2024-35963, CVE-2024-35966, CVE-2024-35967, CVE-2024-53057, CVE-2024-38597)

Jeriko One discovered that NeoMutt incorrectly handled certain IMAP and POP3 responses. An attacker could possibly use this issue to cause NeoMutt to crash, resulting in a denial of service, or the execution of arbitrary code. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-14349, CVE-2018-14350, CVE-2018-14351, CVE-2018-14352, CVE-2018-14353, CVE-2018-14354, CVE-2018-14355, CVE-2018-14356, CVE-2018-14357, CVE-2018-14358, CVE-2018-14359, CVE-2018-14362) Jeriko One discovered that NeoMutt incorrectly handled certain NNTP-related operations. An attacker could possibly use this issue to cause NeoMutt to crash, resulting in denial of service, or the execution of arbitrary code. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-14360, CVE-2018-14361, CVE-2018-14363) It was discovered that NeoMutt incorrectly processed additional data when communicating with mail servers. An attacker could possibly use this issue to access senstive information. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-14954, CVE-2020-28896) It was discovered that Neomutt incorrectly handled the IMAP QRSync setting. An attacker could possibly use this issue to cause NeoMutt to crash, resulting in denial of service. This issue only affected Ubuntu 20.04 LTS. (CVE-2021-32055) Tavis Ormandy discovered that NeoMutt incorrectly parsed uuencoded text past the length of the string. An attacker could possibly use this issue to enable the execution of arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. (CVE-2022-1328) It was discovered that NeoMutt did not properly encrypt email headers. An attacker could possibly use this issue to receive emails that were not intended for them and access sensitive information. This vulnerability was only fixed in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 24.04 LTS. (CVE-2024-49393, CVE-2024-49394)

Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync did not properly handle checksum lengths. An attacker could use this issue to execute arbitrary code. (CVE-2024-12084) Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync compared checksums with uninitialized memory. An attacker could exploit this issue to leak sensitive information. (CVE-2024-12085) Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync incorrectly handled file checksums. A malicious server could use this to expose arbitrary client files. (CVE-2024-12086) Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync mishandled symlinks for some settings. An attacker could exploit this to write files outside the intended directory. (CVE-2024-12087) Simon Scannell, Pedro Gallegos, and Jasiel Spelman discovered that rsync failed to verify symbolic link destinations for some settings. An attacker could exploit this for path traversal attacks. (CVE-2024-12088) Aleksei Gorban discovered a race condition in rsync's handling of symbolic links. An attacker could use this to access sensitive information or escalate privileges. (CVE-2024-12747)

It was discovered that Git incorrectly handled certain URLs when asking for credentials. An attacker could possibly use this issue to mislead the user into typing passwords for trusted sites that would then be sent to untrusted sites instead. (CVE-2024-50349) It was discovered that git incorrectly handled line endings when using credential helpers. (CVE-2024-52006)

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. (CVE-2022-38096) Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - S390 architecture; - x86 architecture; - Power management core; - GPU drivers; - InfiniBand drivers; - Network drivers; - S/390 drivers; - SCSI subsystem; - TTY drivers; - BTRFS file system; - Ext4 file system; - EROFS file system; - F2FS file system; - File systems infrastructure; - BPF subsystem; - Socket messages infrastructure; - Bluetooth subsystem; - Memory management; - Amateur Radio drivers; - Ethernet bridge; - Networking core; - IPv4 networking; - Network traffic control; - Sun RPC protocol; - VMware vSockets driver; - SELinux security module; (CVE-2024-42240, CVE-2024-36938, CVE-2024-35967, CVE-2024-36953, CVE-2022-48938, CVE-2024-38553, CVE-2024-35904, CVE-2024-35965, CVE-2024-26947, CVE-2024-36968, CVE-2024-43892, CVE-2024-38597, CVE-2023-52498, CVE-2021-47501, CVE-2024-44942, CVE-2024-42077, CVE-2024-53057, CVE-2024-46724, CVE-2024-35963, CVE-2022-48943, CVE-2024-42068, CVE-2024-42156, CVE-2022-48733, CVE-2023-52639, CVE-2021-47101, CVE-2023-52821, CVE-2024-44940, CVE-2024-36952, CVE-2021-47001, CVE-2024-38538, CVE-2024-40910, CVE-2021-47076, CVE-2024-35966, CVE-2024-50264, CVE-2024-35951, CVE-2023-52488, CVE-2023-52497, CVE-2024-49967)

It was discovered that Django incorrectly handled certain IPv6 strings. An attacker could possibly use this issue to cause a denial of service.

Wei Hao discovered that PowerDNS Authoritative Server incorrectly handled memory when accessing certain files. An attacker could possibly use this issue to achieve arbitrary code execution. (CVE-2018-1046) It was discovered that PowerDNS Authoritative Server and PowerDNS Recursor incorrectly handled memory when receiving certain remote input. An attacker could possibly use this issue to cause denial of service. (CVE-2018-10851) Kees Monshouwer discovered that PowerDNS Authoritative Server and PowerDNS Recursor incorrectly handled request validation after having cached malformed input. An attacker could possibly use this issue to cause denial of service. (CVE-2018-14626) Toshifumi Sakaguchi discovered that PowerDNS Recursor incorrectly handled requests after having cached malformed input. An attacker could possibly use this issue to cause denial of service. (CVE-2018-14644) Nathaniel Ferguson discovered that PowerDNS Authoritative Server incorrectly handled memory when receiving certain remote input. An attacker could possibly use this issue to obtain sensitive information. (CVE-2020-17482) Nicolas Dehaine and Dmitry Shabanov discovered that PowerDNS Authoritative Server and PowerDNS Recursor incorrectly handled IXFR requests in certain circumstances. An attacker could possibly use this issue to cause denial of service. (CVE-2022-27227)

Kevin Backhouse discovered that HPLIP incorrectly handled certain MDNS responses. A remote attacker could use this issue to cause HPLIP to crash, resulting in a denial of service, or possibly execute arbitrary code.