The vulnerability of the qdisc_alloc() function in the net/sched/sch_generic.c module of the network traffic management subsystem of the Linux operating system allows a attacker to cause a service failure.

The vulnerability of the qdiscalloc function in the net/sched/schgeneric.c module of the network traffic management subsystem of the Linux operating system’s kernel is related to insufficient resource locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

PT-2025-20532

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A issue in the Linux kernel has been identified where the sched yield syscall may not cause scheduling in time-travel mode, potentially leading to extreme slowdown or deadlock. This is d...

PT-2025-11184 · Tenda · Tenda Rx3

Name of the Vulnerable Software and Affected Versions: Tenda RX3 US RX3V1.0br V16.03.13.11 multi TDE01 Description: The issue is related to a buffer overflow that can be triggered via the schedStartTime and schedEndTime parameters at the "/goform/saveParentControlInfo" API endpoint. This allows...

DEBIAN-CVE-2025-21857

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: fix error handling causing NULL dereference tcfextsmisscookiebasealloc calls xaalloccyclic which can return 1 if the allocation succeeded after wrapping. This was treated as an error, with value 1 returned to...

AZL-58511 CVE-2025-21857 affecting package kernel for versions less than 6.6.82.1-1

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: fix error handling causing NULL dereference tcfextsmisscookiebasealloc calls xaalloccyclic which can return 1 if the allocation succeeded after wrapping. This was treated as an error, with value 1 returned to...

UBUNTU-CVE-2025-21857

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: fix error handling causing NULL dereference tcfextsmisscookiebasealloc calls xaalloccyclic which can return 1 if the allocation succeeded after wrapping. This was treated as an error, with value 1 returned to...

CVE-2025-21857 net/sched: cls_api: fix error handling causing NULL dereference

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: fix error handling causing NULL dereference tcfextsmisscookiebasealloc calls xaalloccyclic which can return 1 if the allocation succeeded after wrapping. This was treated as an error, with value 1 returned to...

CVE-2025-21857 net/sched: cls_api: fix error handling causing NULL dereference

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: fix error handling causing NULL dereference tcfextsmisscookiebasealloc calls xaalloccyclic which can return 1 if the allocation succeeded after wrapping. This was treated as an error, with value 1 returned to...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2022-49080: mm/mempolicy: fix mpolnew leak in sharedpolicyreplace bsc1238033. CVE-2024-53135: KVM: VMX: Bury Intel PT virtualization guest/host mode behind...

OESA-2025-1249 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: sched: fix warning in schedsetaffinity Commit 8f9ea86fdf99b added some logic to schedsetaffinity that included a WARN when a per-task affinity assignment races...

OESA-2025-1248 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: sched: fix warning in schedsetaffinity Commit 8f9ea86fdf99b added some logic to schedsetaffinity that included a WARN when a per-task affinity assignment races...

kernel: net/sched: act_mirred: use the backlog for mirred ingress

A potential deadlock flaw was found in net/sched/actmirred.c in the Linux kernel. This may lead to compromised Availability...

Linux Distros Unpatched Vulnerability : CVE-2024-40976

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/lima: mask irqs in timeout path before hard reset There is a race condition in which a rendering job might take just long enough to trigger the drm sched jo...

UBUNTU-CVE-2022-49081

In the Linux kernel, the following vulnerability has been resolved: highmem: fix checks in kmaplocalschedin,out When CONFIGDEBUGKMAPLOCAL is enabled kmaplocalschedin,out check that even slots in the tsk-kmapctrl.pteval are unmapped. The slots are initialized with 0 value, but the check is done wi...

CVE-2022-49101

CVE-2022-49101 entry is rejected by the CVE Numbering Authority and does not represent an active vulnerability.

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a checking error in kmaplocalschedin,out that could result in a runtime warning...

Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-15060021 fixes several issues. The following security issues were fixed: CVE-2024-35789: wifi: mac80211: check/clear fast rx for non-4addr sta VLAN changes bsc1227320. CVE-2024-40956: dmaengine: idxd: Fix possible Use-After-Free in irqprocessworklist...

The vulnerability of the Linux operating system’s kernel component “perf”, which allows a hacker to trigger a service failure

The vulnerability of the perf component in the Linux operating system’s kernel is related to the lack of memory release after the effective service life in the eventschedout function. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE-SU-2025:0652-1 Security update for the Linux Kernel (Live Patch 12 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005559 fixes several issues. The following security issues were fixed: - CVE-2024-35789: wifi: mac80211: check/clear fast rx for non-4addr sta VLAN changes bsc1227320. - CVE-2024-40956: dmaengine: idxd: Fix possible Use-After-Free in irqprocessworklist...

The vulnerability of the ets_class_from_arg() function in the net/sched/sch_ets.c module of the net/sched subsystem of the Linux operating system allows a hacker to gain unauthorized access to protected information.

The vulnerability of the etsclassfromarg function in the net/sched/schets.c module of the net/sched subsystem of the Linux operating system lies in the handling of buffer overflow attacks. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...