Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: sched: actife: initialize struct tcife to fix KMSAN kernel-infoleak. This issue was fixed by using the syzbot tool to detect and address the KMSAN kernel-infoleak. In tcfifedump, the variable ‘opt’ was partially initialized...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: misc/vmwvmci: fixed an infoleak in vmcihostdoreceivedatagram The struct vmcieventqp allocated by qpnotifypeer contains padding, which may carry uninitialized data to the user space, as observed by KMSAN: BUG: KMSAN:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: In the video:fbdev:arkfb function, the value of screensize is calculated based on user input. If the user provides an incorrect value, the value of screensize may be larger than info-screensize, which may lead to the following bu...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: s3fb: Check the size of the screen before memsetio In the function s3fbsetpar, the value of ‘screensize’ is calculated based on user input. If the user provides an incorrect value, the value of ‘screensize’ may be...

Astra Linux – Vulnerability in Mariadb 10.3

It was discovered that MariaDB v10.7 contains a use-after-poison issue in the interceptormemset function located at /libsanitizer/sanitizercommon/sanitizercommoninterceptors.inc...

PT-2026-90275

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An integer overflow exists in the nd label validate function within the libnvdimm/labels component. The nslot field, which is a u32 read from the DIMM label storage area or provided by...

CVE-2026-80638

A flaw was found in the ocfs2 component of the Linux kernel. When a user unlinks a refcounted file whose refcount tree has leaf blocks, an out-of-bounds write occurs within the ocfs2removerefcountextent function. This happens because a memset operation writes past the intended memory boundary due...

CVE-2026-80638

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80638

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

EUVD-2026-67514

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80638 ocfs2: fix out-of-bounds write in ocfs2_remove_refcount_extent

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80638 ocfs2: fix out-of-bounds write in ocfs2_remove_refcount_extent

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80638

CVE-2026-80638 is an out-of-bounds write in the Linux kernel's ocfs2 filesystem module, specifically in ocfs2_remove_refcount_extent(). When the last leaf block is removed from a refcount tree, a bulk memset on &rb->rf_records executes while rl_count is 0 (since rf_list.l_tree_depth aliases rf...

PT-2026-82938

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds write occurs in the ocfs2 remove refcount extent function when unlinking a refcounted file that has leaf blocks in its refcount tree. The issue arises when the last leaf...

CVE-2026-12633

The IPv6 neighbor-discovery code in subsys/net/ip/ipv6nbr.c processes the 6LoWPAN Context Option 6CO, RFC 6775 carried inside ICMPv6 Router Advertisements. In handlera6co the 8-bit contextlen field is taken directly from the packet and was never bounded to the RFC maximum of 128. The function...

EUVD-2026-63074

The IPv6 neighbor-discovery code in subsys/net/ip/ipv6nbr.c processes the 6LoWPAN Context Option 6CO, RFC 6775 carried inside ICMPv6 Router Advertisements. In handlera6co the 8-bit contextlen field is taken directly from the packet and was never bounded to the RFC maximum of 128. The function...

PT-2026-78685

The IPv6 neighbor-discovery code in subsys/net/ip/ipv6 nbr.c processes the 6LoWPAN Context Option 6CO, RFC 6775 carried inside ICMPv6 Router Advertisements. In handle ra 6co the 8-bit context len field is taken directly from the packet and was never bounded to the RFC maximum of 128. The function...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100588)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100588 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/omfs: reject ssysblocksize smaller than OMFSDIRSTART omfsfillsuper rejects oversized...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100301)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100301 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix out-of-bounds write in kfdeventpageset The kfdeventpageset function writes...

SUSE CVE-2026-74452

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: reject firmware sections with oversized data In panthorfwloadsectionentry, the data size to copy is calculated without validating it against the allocated sectionsize: section-data.size = hdr.data.end - hdr.data.star...