CVE-2026-45971

In the Linux kernel, the following vulnerability has been resolved: bpf: Limit bpf program signature size Practical BPF signatures are significantly smaller than KMALLOCMAXCACHESIZE Allowing larger sizes opens the door for abuse by passing excessive size values and forcing the kernel into expensi...

UBUNTU-CVE-2026-45971

In the Linux kernel, the following vulnerability has been resolved: bpf: Limit bpf program signature size Practical BPF signatures are significantly smaller than KMALLOCMAXCACHESIZE Allowing larger sizes opens the door for abuse by passing excessive size values and forcing the kernel into expensi...

CVE-2026-45971 bpf: Limit bpf program signature size

In the Linux kernel, the following vulnerability has been resolved: bpf: Limit bpf program signature size Practical BPF signatures are significantly smaller than KMALLOCMAXCACHESIZE Allowing larger sizes opens the door for abuse by passing excessive size values and forcing the kernel into expensi...

CVE-2026-45971 bpf: Limit bpf program signature size

In the Linux kernel, the following vulnerability has been resolved: bpf: Limit bpf program signature size Practical BPF signatures are significantly smaller than KMALLOCMAXCACHESIZE Allowing larger sizes opens the door for abuse by passing excessive size values and forcing the kernel into expensi...

CVE-2026-45971

The CVE-2026-45971 issue affects the Linux kernel BPF component where allowing large BPF program signature sizes enabled costly allocations (kmalloc_large/vmalloc), risking resource exhaustion and DoS. The vulnerability is described as resolved in the Linux kernel via fixes under the patch set “b...

PT-2026-43838

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the BPF Berkeley Packet Filter subsystem where the lack of limits on BPF program signature sizes allows for potential abuse. By passing excessive size values, an...

GHSA-FGMM-W5CX-VRFW Pterodactyl has a database resource limit bypass via race condition in Client API

Summary The Pterodactyl Client API has a logic flaw that lets users bypass their assigned limits for database allocations. This happens because the database locking mechanism used in the controllers is totally broken and doesn't actually lock anything. Details Inside DatabaseController.php, the...

CLSA-2026-1779375889 kernel: Fix of 95 CVEs

perf/x86/intel/uncore: Fix die ID init and look up bugs CVE-2026-43344 - x86/apic: Disable x2apic on resume if the kernel expects so CVE-2026-43363 - drm/amdgpu: Fix use-after-free race in VM acquire CVE-2026-43370 - dm: remove fake timeout to avoid leak request CVE-2026-43314 - md/bitmap: fix...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Fixed a traversal bug in ext4mbusepreallocated. During allocation, when searching for pre-allocations PA in the per-inode rbtree, we cannot perform a direct traversal of the tree because ext4mbdiscardgrouppreallocation may...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd: pmf: Use device-managed allocations. If setting up smart PC fails for any reason, it can lead to a double-free when unloading amd-pmf. This occurs because dev-buf was freed but never set to NULL, and then...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: fixed issues with space cache corruption and potential double allocations. When testing spacecache v2 on a large set of machines, we encountered a few issues: 1. Errors of the type “unable to add free space :-17” EEXIST...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - In mm/vmalloc and mm/kasan, there is a issue where the gfp mask is not respected when calling kasanpopulatevmalloc. kasanpopulatevmalloc and its helpers ignore the caller’s gfpmask and always allocate memory using the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath12k – A memory leak occurred due to multiple rxstats allocations. rxstats for each arsta is allocated when a station is added. arsta-rxstats will be freed when a station is removed. Redundant allocations occur when the...

PostgreSQL server undersizes allocations, via integer wraparound

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UBUNTU-CVE-2026-44216

Wasmtime is a runtime for WebAssembly. From 30.0.0 to 36.0.8, 43.0.2, and 44.0.1, Wasmtime's allocation logic for a WebAssembly table contained checked arithmetic which panicked on overflow. This overflow is possible to trigger, and thus panic, when a table with an extremely large size is...

CVE-2026-6473

CVE-2026-6473 affects PostgreSQL server features where integer wraparound can cause undersized allocations and write out-of-bounds. An unprivileged database user could potentially execute arbitrary code as the OS user running the database, or trigger segmentation faults with gigabyte-scale inputs...

CVE-2026-6473 PostgreSQL server undersizes allocations, via integer wraparound

Integer wraparound in multiple PostgreSQL server features allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds. This may execute arbitrary code as the operating system user running the database. In applications that pass gigabyte-scale user...

PT-2026-40334

Name of the Vulnerable Software and Affected Versions Exim versions 4.97 through 4.99.2 Description Exim contains a use-after-free memory corruption issue in the BDAT body parsing path, specifically affecting builds compiled with GnuTLS. The issue occurs during a CHUNKING transfer when a client...

SUSE CVE-2026-39820

Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion and memory allocations...

SUSE CVE-2026-43169

In the Linux kernel, the following vulnerability has been resolved: drm/buddy: Prevent BUGON by validating rounded allocation When DRMBUDDYCONTIGUOUSALLOCATION is set, the requested size is rounded up to the next power-of-two via rounduppowoftwo. Similarly, for non-contiguous allocations with lar...