EUVD-2026-45585

In the Linux kernel, the following vulnerability has been resolved: net/sched: schsfb: Replace direct dequeue call with peek and qdiscdequeuepeeked When sfb has children eg qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs eg illustrat...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: do not free existing class in qfqchangeclass This fix addresses the issue with the qfqchangeclass function. The cl-qdisc and cl fields should only be freed if a new class and qdisc are allocated; otherwise,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/sched: qfq: Use clisactive to determine whether a class is active in qfqrmfromag. This is more of a preventive patch aimed at making the code more consistent and preventing possible exploits that involve manipulating child ql...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fixed a null dereference in aggdequeue. To prevent a potential crash in aggdequeue when cl-qdisc-ops-peekcl-qdisc returns NULL, we check the returned value before using it, similar to the existing approach in...

Siemens RUGGEDCOM RST2428P NULL Pointer Dereference (CVE-2026-22976)

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix NULL deref when deactivating inactive aggregate in qfqreset qfqclass-leafqdisc-q.qlen 0 does not imply that the class itself is active. Two qfqclass objects may point to the same leafqdisc. This happens whe...

MINI-4QFQ-M67G-HGWQ

Bulletin has no description...

SUSE CVE-2026-43496

In the Linux kernel, the following vulnerability has been resolved: net/sched: schred: Replace direct dequeue call with peek and qdiscdequeuepeeked When red qdisc has children eg qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs eg...

EUVD-2026-31274

In the Linux kernel, the following vulnerability has been resolved: net/sched: schred: Replace direct dequeue call with peek and qdiscdequeuepeeked When red qdisc has children eg qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs eg...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

A use-after-free vulnerability exists in the Linux kernel’s net/sched: schqfq component, which can be exploited to achieve local privilege escalation. When the plug qdisc is used as a class of the qfq qdisc, sending network packets triggers a use-after-free in qfqdequeue, due to the incorrect .pe...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

The qfqchangeclass function in net/sched/schqfq.c in the Linux kernel before version 6.2.13 allows a out-of-bounds write vulnerability, as lmax can exceed QFQMINLMAX...

CLSA-2026-1777614769 kernel: Fix of 13 CVEs

crypto: algifaead - Fix minimum RX size check for decryption - crypto: afalg - Fix page reassignment overflow in afalgpulltsgl - crypto: authencesn - Fix src offset when decrypting in-place - crypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption - crypto: authenc - use...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013865)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013865 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: qfq: Fix double list add in class with netem as child qdisc As described in Gerrard's...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011390)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011390 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: qfq: Fix double list add in class with netem as child qdisc As described in Gerrard's...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-007033)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007033 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix NULL deref when deactivating inactive aggregate in qfqreset...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007585)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007585 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix null-deref in aggdequeue To prevent a potential crash in aggdequeue...

SUSE SLES12 Security Update : kernel (Live Patch 73 for SUSE Linux Enterprise 12 SP5) (SUSE-SU-2026:1304-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1304-1 advisory. This update for the SUSE Linux Enterprise Kernel 4.12.14-122.275 fixes various security issues The following security issues were fixed: -...

SUSE SLES15 Security Update : kernel (Live Patch 14 for SUSE Linux Enterprise 15 SP6) (SUSE-SU-2026:1271-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1271-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.65 fixes various security issues The following security issues were fixed: -...

SUSE SLES15 Security Update : kernel (Live Patch 42 for SUSE Linux Enterprise 15 SP4) (SUSE-SU-2026:1281-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1281-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.170 fixes various security issues The following security issues were fixed: ...

SUSE SLES15 Security Update : kernel (Live Patch 8 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:1279-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1279-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.28 fixes various security issues The following security issues were fixed: -...

SUSE SLES12 Security Update : kernel (Live Patch 71 for SUSE Linux Enterprise 12 SP5) (SUSE-SU-2026:1297-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1297-1 advisory. This update for the SUSE Linux Enterprise Kernel 4.12.14-122.269 fixes various security issues The following security issues were fixed: -...