Astra Linux - уязвимость в linux-6.1, linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: schhfsc: make hfscqlennotify idempotent hfscqlennotify is not idempotent either and not friendly to its callers, like fqcodeldequeue. Let's make it idempotent to ease qdisctreereducebacklog callers' life: 1. updatevf decreases...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15, linux

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...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

A use-after-free vulnerability exists in the Linux kernel’s net/sched: schhfsc HFSC qdisc traffic control component. This vulnerability can be exploited to achieve local privilege escalation. If a class with a link-sharing curve i.e., with the HFSCFSC flag set has a parent without a link-sharing...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013480)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013480 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc As described in...

SUSE CVE-2026-31423

In the Linux kernel, the following vulnerability has been resolved: net/sched: schhfsc: fix divide-by-zero in rtscmin m2sm converts a u32 slope to a u64 scaled value. For large inputs e.g. m1=4000000000, the result can reach 2^32. rtscmin stores the difference of two such u64 values in a u32...

CVE-2026-31423

In the Linux kernel, the following vulnerability has been resolved: net/sched: schhfsc: fix divide-by-zero in rtscmin m2sm converts a u32 slope to a u64 scaled value. For large inputs e.g. m1=4000000000, the result can reach 2^32. rtscmin stores the difference of two such u64 values in a u32...

CVE-2026-31423

In the Linux kernel, the following vulnerability has been resolved: net/sched: schhfsc: fix divide-by-zero in rtscmin m2sm converts a u32 slope to a u64 scaled value. For large inputs e.g. m1=4000000000, the result can reach 2^32. rtscmin stores the difference of two such u64 values in a u32...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a zero-division error in the rtscmin function of the schhfsc module, potentially leading to a...

PT-2026-32349

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A divide-by-zero error exists in the rtsc min function within the concave-curve intersection path. The m2sm function converts a u32 slope to a u64 scaled value; for large inputs, this...

Linux Distros Unpatched Vulnerability : CVE-2026-31423

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: schhfsc: fix divide-by-zero in rtscmin m2sm converts a u32 slope to a u64 scaled value. For large inputs e.g. m1=4000000000, the result can reach 2^3...

Oracle Linux 7 : kernel (ELSA-2026-3685)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-3685 advisory. - ext4: fix use-after-free in ext4orphancleanup CVE-2022-50673 Orabug: 39036029 - Squashfs: check return result of sbminblocksize CVE-2025-38415 Orabug...

kernel security update

3.10.0-1160.119.1.0.19 - ext4: fix use-after-free in ext4orphancleanup CVE-2022-50673 Orabug: 39036029 - Squashfs: check return result of sbminblocksize CVE-2025-38415 Orabug: 39036029 - atm: clip: Fix infinite recursive call of clippush. CVE-2025-38459 Orabug: 39036029 - usb: core: config: Preve...

Exploit for Infinite Loop in Linux Linux_Kernel

CVE-2025-38001---Linux-Kernel-HFSC-RBTree-Use-After-Free-Resea...

Oracle Linux 7 : kernel (ELSA-2026-1581)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-1581 advisory. - e1000e: fix heap overflow in e1000seteeprom CVE-2025-39898 Orabug: 38904071 - i40e: fix idx validation in config queues msg CVE-2025-39971 Orabug:...

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 20.1070e Security Update: kernel (UTSA-2026-005500)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005500 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: hfsc: Address reentrant enqueue adding class to eltree twice Savino says: We are writin...

SUSE SLES11 Security Update : kernel (SUSE-SU-2026:0688-1)

The remote SUSE Linux SLES11 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0688-1 advisory. The SUSE Linux Enterprise 11 SP4 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2021-0920:...

SUSE-SU-2026:0688-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 11 SP4 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2021-0920: net: split out functions related to registering inflight socket files bsc1193731. - CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1245986...

Security update for the Linux Kernel

The SUSE Linux Enterprise 11 SP4 kernel was updated to fix various security issues The following security issues were fixed: CVE-2021-0920: net: split out functions related to registering inflight socket files bsc1193731. CVE-2025-38177: schhfsc: make hfscqlennotify idempotent bsc1245986. Special...

K000160078: Linux kernel vulnerability CVE-2025-37797

Security Advisory Description 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 conditi...