CLSA-2025-1758010922 Fix of 49 CVEs

CVE-url: https://ubuntu.com/security/CVE-2025-38000 - schhfsc: Fix qlen accounting bug when using peek in hfscenqueue CVE-url: https://ubuntu.com/security/CVE-2024-57996 // CVE-url: https://ubuntu.com/security/CVE-2025-37752 - netsched: schsfq: move the limit validation Focal update: v5.4.285...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005560)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005560 advisory. In the Linux kernel, the following vulnerability has been resolved: schhfsc: Fix qlen accounting bug when using peek in hfscenqueue When enqueuing the first packet t...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005185)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005185 advisory. In the Linux kernel, the following vulnerability has been resolved: pfifotailenqueue: Drop new packet when sch-limit == 0 Expected behaviour: In case we reach...

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-2025:03213-1 Security update for the Linux Kernel (Live Patch 12 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002353 fixes several issues. The following security issues were fixed: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235. -...

SUSE-SU-2025:03209-1 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-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. - CVE-2025-38001: netsched: hfsc: Address...

SUSE SLES15 Security Update : kernel (Live Patch 21 for SLE 15 SP5) (SUSE-SU-2025:03185-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03185-1 advisory. This update for the Linux Kernel 5.14.21-1505005588 fixes several issues. The following security issues were fixed: - CVE-2025-21999: proc: fi...

SUSE-SU-2025:03195-1 Security update for the Linux Kernel (Live Patch 27 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-15050055110 fixes several issues. The following security issues were fixed: - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235. - CVE-2025-38000: schhfsc: Fix qlen accounting bug when using peek in hfscenque...

SUSE-SU-2025:03190-1 Security update for the Linux Kernel (Live Patch 17 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005573 fixes several issues. The following security issues were fixed: - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. - CVE-2022-49053: scsi: target: tcmu: Fix possible page UAF bsc1237930. - CVE-2025-38001: netsched: hfsc: Address reentra...

SUSE-SU-2025:03186-1 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-2025-21999: proc: fix UAF in procgetinode bsc1242579. - CVE-2022-49053: scsi: target: tcmu: Fix possible page UAF bsc1237930. - CVE-2025-38001: netsched: hfsc: Address reentra...

Security update for the Linux Kernel (Live Patch 33 for SLE 15 SP4)

This update for the Linux Kernel 5.14.21-15040024141 fixes several issues. The following security issues were fixed: CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. CVE-2022-49053: scsi: target: tcmu: Fix possible page UAF bsc1237930. CVE-2025-38001: netsched: hfsc: Address reentrant...

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-2025-21999: proc: fix UAF in procgetinode bsc1242579. CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235. CVE-2025-38000: schhfsc...

SUSE-SU-2025:20714-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_2

This update for kernel-livepatch-MICRO-6-0-RTUpdate2 fixes the following issues: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579 - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to...

Security update for kernel-livepatch-MICRO-6-0-RT_Update_2

This update for kernel-livepatch-MICRO-6-0-RTUpdate2 fixes the following issues: CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579 CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree...

SUSE-SU-2025:20712-1 Security update for kernel-livepatch-MICRO-6-0_Update_5

This update for kernel-livepatch-MICRO-6-0Update5 fixes the following issues: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579 - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltr...

SUSE-SU-2025:20710-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_9

This update for kernel-livepatch-MICRO-6-0-RTUpdate9 fixes the following issues: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235 - CVE-2025-38000: schhfsc: Fix qlen...

Security update for kernel-livepatch-MICRO-6-0-RT_Update_8

This update for kernel-livepatch-MICRO-6-0-RTUpdate8 fixes the following issues: CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235 CVE-2025-38000: schhfsc: Fix qlen...

SUSE-SU-2025:20779-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_8

This update for kernel-livepatch-MICRO-6-0-RTUpdate8 fixes the following issues: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235 - CVE-2025-38000: schhfsc: Fix qlen...

SUSE-SU-2025:20709-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_8

This update for kernel-livepatch-MICRO-6-0-RTUpdate8 fixes the following issues: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235 - CVE-2025-38000: schhfsc: Fix qlen...

Security update for kernel-livepatch-MICRO-6-0_Update_6

This update for kernel-livepatch-MICRO-6-0Update6 fixes the following issues: CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245505 CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579 CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twi...