AlmaLinux 9.6 [TuxCare] Security Update: kernel / kernel-abi-stablelists / kernel-core / etc (ALMALINUX9.6:CLSA-2026:1778863931)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778863931 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoales...

CentOS Linux 8.4 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc (CENTOS8.4:CLSA-2026:1778783204)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1778783204 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoales...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: CVE-2026-31405: media: dvb-net: fix OOB access in ULE extension header tables bsc1261700. CVE-2026-31473: media: mc, v4l2: serialize REINIT and REQBUFS with reqqueuemutex...

CVE-2026-43503: Improper Control of a Resource Through its Lifetime

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through frag-transfer helpers Two frag-transfer helpers pskbcopyfclone and skbshift fail to propagate the SKBFLSHAREDFRAG bit in skbshinfo-flags when moving frags from source to...

kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...