EUVD-2026-38879

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: fix use-after-free in advancesched on schedule switch In advancesched, when shouldchangeschedules returns true, switchschedules is called to promote the admin schedule to oper. switchschedules queues the old op...

EUVD-2023-60390

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: Limit TCATAPRIOATTRSCHEDCYCLETIME to INTMAX. syzkaller found zero division error 0 in divs64rem called from getcycletimeelapsed, where sched-cycletime is the divisor. We have tests in parsetaprioschedule so tha...

CVE-2023-54251

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: Limit TCATAPRIOATTRSCHEDCYCLETIME to INTMAX. syzkaller found zero division error 0 in divs64rem called from getcycletimeelapsed, where sched-cycletime is the divisor. We have tests in parsetaprioschedule so tha...

CVE-2023-54251

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: Limit TCATAPRIOATTRSCHEDCYCLETIME to INTMAX. syzkaller found zero division error 0 in divs64rem called from getcycletimeelapsed, where sched-cycletime is the divisor. We have tests in parsetaprioschedule so tha...

CVE-2023-54251 net/sched: taprio: Limit TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME to INT_MAX.

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: Limit TCATAPRIOATTRSCHEDCYCLETIME to INTMAX. syzkaller found zero division error 0 in divs64rem called from getcycletimeelapsed, where sched-cycletime is the divisor. We have tests in parsetaprioschedule so tha...

CVE-2023-54251

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: Limit TCATAPRIOATTRSCHEDCYCLETIME to INTMAX. syzkaller found zero division error 0 in divs64rem called from getcycletimeelapsed, where sched-cycletime is the divisor. We have tests in parsetaprioschedule so tha...

Linux Distros Unpatched Vulnerability : CVE-2023-54251

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: taprio: Limit TCATAPRIOATTRSCHEDCYCLETIME to INTMAX. syzkaller found zero division error 0 in divs64rem called from getcycletimeelapsed, where...

(Pwn2Own) Canonical Ubuntu Kernel taprio Scheduler Race Condition Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Canonical Ubuntu. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the taprio schedule...

SUSE-SU-2025:02154-1 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-2024-56601: net: inet: do not leave a dangling sk pointer in inetcreate bsc1235231. - CVE-2024-50279: dm cache: fix out-of-bounds access to the dirty bitset when resizing...

Security update for the Linux Kernel (Live Patch 49 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059179 fixes several issues. The following security issues were fixed: CVE-2024-56601: net: inet: do not leave a dangling sk pointer in inetcreate bsc1235231. CVE-2024-50279: dm cache: fix out-of-bounds access to the dirty bitset when resizing...

SUSE-SU-2025:02127-1 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-2024-56601: net: inet: do not leave a dangling sk pointer in inetcreate bsc1235231. - CVE-2024-50279: dm cache: fix out-of-bounds access to the dirty bitset when resizing...

SUSE CVE-2023-53021

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: fix possible use-after-free syzbot reported a nasty crash 1 in nettxaction which made little sense until we got a repro. This repro installs a taprio qdisc, but providing an invalid TCARATE attribute...

UBUNTU-CVE-2023-53021

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: fix possible use-after-free syzbot reported a nasty crash 1 in nettxaction which made little sense until we got a repro. This repro installs a taprio qdisc, but providing an invalid TCARATE attribute...

SUSE CVE-2024-36974

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: always validate TCATAPRIOATTRPRIOMAP If one TCATAPRIOATTRPRIOMAP attribute has been provided, taprioparsemqprioopt must validate it, or userspace can inject arbitrary data to the kernel, the second time...

DEBIAN-CVE-2024-26815

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: proper TCATAPRIOTCENTRYINDEX check taprioparsetcentry is not correctly checking TCATAPRIOTCENTRYINDEX attribute: int tc; // Signed value tc = nlagetu32tbTCATAPRIOTCENTRYINDEX; if tc = TCQOPTMAXQUEUE...