PT-2023-36710

Уязвимость функции cpu map ring cleanup модуля kernel/bpf/cpumap.c поддержки интерпретатора BPF ядра операционной системы Linux связана с некорректной проверкой кода возврата функции. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании...

PT-2025-37695

Name of the Vulnerable Software and Affected Versions linux affected versions not specified Description The Linux kernel contains a flaw in the cacheinfo functionality where the shared cpu map is incorrectly handled when caches at different levels are shared between CPUs. This can lead to a...

kernel: bpf, cpumap: Handle skb as well when clean up ptr_ring

An incorrect object type handling flaw was found in the Linux kernel's BPF cpumap implementation in the cleanup path. A local user can trigger this issue by running XDP redirect operations in SKB mode with the cpumap, causing the cleanup code to incorrectly treat socket buffers as XDP frames when...

kernel: ice: arfs: fix use-after-free when freeing @rx_cpu_rmap

In the Linux kernel, the following vulnerability has been resolved: ice: arfs: fix use-after-free when freeing @rxcpurmap The CI testing bots triggered the following splat: 718.203054 BUG: KASAN: use-after-free in freeirqcpurmap+0x53/0x80 718.206349 Read of size 4 at addr ffff8881bd127e00 by task...

virt:ol and virt-devel:ol security, bug fix, and enhancement update

libvirt 8.0.0-5.2.0.1 - Set SOURCEDATEEPOCH from changelog Orabug: 32019554 - Add runtime deps for pkg librbd1 = 1:10.2.5 Keshav Sharma 8.0.0-5.2.el8 - cpumap: Disable cpu64-rhel for host-model and baseline rhbz2084030 - cputest: Drop some old artificial baseline tests rhbz2084030 - cputest: Give...

Debian DSA-4469-1 : libvirt - security update

Two vulnerabilities were discovered in Libvirt, a virtualisation abstraction library, allowing an API client with read-only permissions to execute arbitrary commands via the virConnectGetDomainCapabilities API, or read or execute arbitrary files via the virDomainSaveImageGetXMLDesc API...