kernel: net_sched: hfsc: Fix a UAF vulnerability in class handling

In the Linux kernel, the following vulnerability has been resolved: netsched: hfsc: Fix a UAF vulnerability in class handling This patch fixes a Use-After-Free vulnerability in the HFSC qdisc class handling. The issue occurs due to a time-of-check/time-of-use condition in hfscchangeclass when...

Linux sch_hfsc Heap Buffer Overflow DoS

The vulnerability in the net/sched/schhfsc.c component of the Linux operating system relates to the execution of a loop with an unreachable exit condition. Exploiting this vulnerability can allow an attacker to access confidential data, compromise its integrity, and cause service failures...

AlmaLinux 9 : kernel (ALSA-2025:15011)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:15011 advisory. kernel: netsched: hfsc: Fix a potential UAF in hfscdequeue too CVE-2025-37823 kernel: i40e: fix MMIO write access to an invalid page in i40eclearhw...

Security update for the Linux Kernel (Live Patch 11 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002350 fixes several issues. The following security issues were fixed: CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. CVE-2025-38109: net/mlx5: fix ECVF vports unload on shutdown flow bsc1245685. CVE-2025-38181: calipso: Fix...

SUSE-SU-2025:03414-1 Security update for the Linux Kernel (Live Patch 55 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059198 fixes several issues. The following security issues were fixed: - CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. - CVE-2025-38181: calipso: Fix null-ptr-deref in calipsoreqset,delattr bsc1246001. - CVE-2025-38498:...

Security update for the Linux Kernel (Live Patch 10 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002347 fixes several issues. The following security issues were fixed: CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. CVE-2025-38109: net/mlx5: fix ECVF vports unload on shutdown flow bsc1245685. CVE-2025-38181: calipso: Fix...

SUSE-SU-2025:03410-1 Security update for the Linux Kernel (Live Patch 8 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002338 fixes several issues. The following security issues were fixed: - CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. - CVE-2025-38109: net/mlx5: fix ECVF vports unload on shutdown flow bsc1245685. - CVE-2025-38181: calipso: Fix...

SUSE-SU-2025:03408-1 Security update for the Linux Kernel (Live Patch 5 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002325 fixes several issues. The following security issues were fixed: - CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. - CVE-2025-38109: net/mlx5: fix ECVF vports unload on shutdown flow bsc1245685. - CVE-2025-38181: calipso: Fix...

SUSE-SU-2025:03406-1 Security update for the Linux Kernel (Live Patch 4 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002322 fixes several issues. The following security issues were fixed: - CVE-2024-49860: ACPI: sysfs: validate return type of STR method bsc1231862. - CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. - CVE-2025-38109: net/mlx5: fix ECV...

Linux net/sched/sch_hfsc Heap Buffer Overflow DoS

The vulnerability of the hfscenqueue function in the net/sched/schhfsc.c component of the Linux kernel is related to the use of memory after it has been freed. Exploiting this vulnerability could allow an attacker to access confidential data, compromise its integrity, and cause service failures...

SUSE-SU-2025:03400-1 Security update for the Linux Kernel (Live Patch 23 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005594 fixes several issues. The following security issues were fixed: - CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. - CVE-2025-38181: calipso: Fix null-ptr-deref in calipsoreqset,delattr bsc1246001. - CVE-2025-38498:...

SUSE-SU-2025:03397-1 Security update for the Linux Kernel (Live Patch 26 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-15050055103 fixes several issues. The following security issues were fixed: - CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. - CVE-2025-38181: calipso: Fix null-ptr-deref in calipsoreqset,delattr bsc1246001. - CVE-2025-38498:...

SUSE-SU-2025:03393-1 Security update for the Linux Kernel (Live Patch 19 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005580 fixes several issues. The following security issues were fixed: - CVE-2024-49860: ACPI: sysfs: validate return type of STR method bsc1231862. - CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. - CVE-2025-38181: calipso: Fix...

Security update for the Linux Kernel (Live Patch 19 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005580 fixes several issues. The following security issues were fixed: CVE-2024-49860: ACPI: sysfs: validate return type of STR method bsc1231862. CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. CVE-2025-38181: calipso: Fix...

SUSE-SU-2025:03391-1 Security update for the Linux Kernel (Live Patch 40 for SLE 15 SP4)

This update for the Linux Kernel 5.14.21-15040024164 fixes several issues. The following security issues were fixed: - CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. - CVE-2025-38181: calipso: Fix null-ptr-deref in calipsoreqset,delattr bsc1246001. - CVE-2025-38498:...

SUSE SLES15 Security Update : kernel (Live Patch 50 for SLE 15 SP3) (SUSE-SU-2025:03359-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03359-1 advisory. This update for the Linux Kernel 5.3.18-15030059182 fixes several issues. The following security issues were fixed: - CVE-2025-38177: schhfsc:...

SUSE SLES15 Security Update : kernel (Live Patch 58 for SLE 15 SP3) (SUSE-SU-2025:03362-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03362-1 advisory. This update for the Linux Kernel 5.3.18-15030059207 fixes several issues. The following security issues were fixed: - CVE-2025-38177: schhfsc:...

SUSE SLES15 Security Update : kernel (Live Patch 48 for SLE 15 SP3) (SUSE-SU-2025:03358-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03358-1 advisory. This update for the Linux Kernel 5.3.18-15030059174 fixes several issues. The following security issues were fixed: - CVE-2024-49860: ACPI:...

SUSE SLES15 Security Update : kernel (Live Patch 34 for SLE 15 SP4) (SUSE-SU-2025:03381-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03381-1 advisory. This update for the Linux Kernel 5.14.21-15040024144 fixes several issues. The following security issues were fixed: - CVE-2025-38177: schhfsc...

Security update for the Linux Kernel (Live Patch 39 for SLE 15 SP4)

This update for the Linux Kernel 5.14.21-15040024161 fixes several issues. The following security issues were fixed: CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1246356. CVE-2025-38181: calipso: Fix null-ptr-deref in calipsoreqset,delattr bsc1246001. CVE-2025-38498: dochangetype:...