CVE-2026-52927

A flaw was found in the Linux kernel's netfilter ebtables component. The compatmtwfromuser function, responsible for converting ebtables extensions, does not properly validate user-supplied sizes for match or target extensions. An attacker providing a size smaller than expected by an extension ca...

CVE-2026-52927

CVE-2026-52927 concerns the Linux kernel netfilter ebtables path, specifically compat_mtw_from_user. The issue arises when converting 32-bit user structures to kernel native structures: user-supplied match_size/target_size may be too small, causing an out-of-bounds read during translation of exte...

CVE-2026-52927

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix OOB read in compatmtwfromuser Luxiao Xu says: The function compatmtwfromuser converts ebtables extensions from 32-bit user structures to kernel native structures. However, it lacks proper validation of th...

EUVD-2026-38730

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix OOB read in compatmtwfromuser Luxiao Xu says: The function compatmtwfromuser converts ebtables extensions from 32-bit user structures to kernel native structures. However, it lacks proper validation of th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fixed the issue of using a blob after it was freed. We are not allowed to return an error at this point. Looking at the code, it seems that ret is always 0 at this point, but that’s not the case. c t =...

Astra Linux - уязвимость в linux-5.10, linux

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix memory leak when blob is malformed The bug fix was incomplete; it “replaced” a crash with a memory leak. The old code included an assignment to ret within the conditional statements; this has been restore...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013526)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013526 advisory. In the Linux kernel, the following vulnerability has been resolved: net/smc: Fix possible leaked pernet namespace in smcinit In smcinit,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013554)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013554 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix table blob use-after-free We are not allowed to return an error at this...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010821)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010821 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix table blob use-after-free We are not allowed to return an error at this...

SUSE SLES15 Security Update : kernel (SUSE-SU-2026:0617-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0617-1 advisory. The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues The following security issues were fixed: -...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc1255594. CVE-2023-54142: gtp: Fix use-after-free in gtpencapdestroy bsc1256095...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc1255594. CVE-2023-54142: gtp: Fix use-after-free in gtpencapdestroy bsc1256095...

SUSE-SU-2026:0411-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50630: mm: hugetlb: fix UAF in hugetlbhandleuserfault bsc1254785. - CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc125559...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50282: chardev: fix error handling in cdevdeviceadd bsc1249739. CVE-2022-50630: mm: hugetlb: fix UAF in hugetlbhandleuserfault bsc1254785. CVE-2022-50700: wifi:...

SUSE-SU-2026:0350-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50282: chardev: fix error handling in cdevdeviceadd bsc1249739. - CVE-2022-50630: mm: hugetlb: fix UAF in hugetlbhandleuserfault bsc1254785. - CVE-2022-50700:...

SUSE CVE-2023-54243

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix table blob use-after-free We are not allowed to return an error at this point. Looking at the code it looks like ret is always 0 at this point, but its not. t = findtablelocknet, repl-name, &ret, &ebtmute...

Linux Distros Unpatched Vulnerability : CVE-2023-54243

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: ebtables: fix table blob use-after-free We are not allowed to return an error at this point. Looking at the code it looks like ret is always 0 at th...

EUVD-2023-60398

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix table blob use-after-free We are not allowed to return an error at this point. Looking at the code it looks like ret is always 0 at this point, but its not. t = findtablelocknet, repl-name, &ret, &ebtmute...

CVE-2023-54243

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix table blob use-after-free We are not allowed to return an error at this point. Looking at the code it looks like ret is always 0 at this point, but its not. t = findtablelocknet, repl-name, &ret, &ebtmute...

CVE-2023-54243

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix table blob use-after-free We are not allowed to return an error at this point. Looking at the code it looks like ret is always 0 at this point, but its not. t = findtablelocknet, repl-name, &ret, &ebtmute...