Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel: ice: arfs: fix use-after-free when freeing @rx_cpu_rmap

In the Linux kernel, the following vulnerability has been resolved: ice: arfs: fix use-after-free when freeing @rxcpurmap The CI testing bots triggered the following splat: 718.203054 BUG: KASAN: use-after-free in freeirqcpurmap+0x53/0x80 718.206349 Read of size 4 at addr ffff8881bd127e00 by task...

kernel: ASoC: rt711-sdca: fix kernel NULL pointer dereference when IO error

In the Linux kernel, the following vulnerability has been resolved: ASoC: rt711-sdca: fix kernel NULL pointer dereference when IO error The initial settings will be written before the codec probe function. But, the rt711-component doesn't be assigned yet. If IO error happened during initial...

kernel: RDMA/irdma: Fix sleep from invalid context BUG

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix sleep from invalid context BUG Taking the qosmutex to process RoCEv2 QP's on netdev events causes a kernel splat. Fix this by removing the handling for RoCEv2 in irdmacmteardownconnections that uses the mutex. Thi...

kernel: hv_netvsc: NULL pointer dereference in netvsc_get_ethtool_stats()

An issue was discovered in the Linux kernel through 5.16-rc6. netvscgetethtoolstats in drivers/net/hyperv/netvscdrv.c lacks check of the return value of kvmallocarray and will cause the null pointer dereference...

PT-2025-26113 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, specifically an issue with the ath11k driver where a racing open could trigger a BUG ON in mod timer when ath11k mac op start is...

CVE-2022-42721

A list management bug in BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers able to inject WLAN frames to corrupt a linked list and, in turn, potentially execute code...

ASB-A-238177383

In ioidentitycow of iouring.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation...

RLSA-2022:5819 Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak CVE-2022-1012 kernel: a use-after-free write in the netfilter subsystem can lead to...

kernel: DoS in sctp_addto_chunk in net/sctp/sm_make_chunk.c

A flaw was found in the sctpmakestrresetreq function in net/sctp/smmakechunk.c in the SCTP network protocol in the Linux kernel with a local user privilege access. In this flaw, an attempt to use more buffer than is allocated triggers a BUGON issue, leading to a denial of service DOS...

ASB-A-220741611

In multiple functions of ioviter.c, there is a possible out of bounds write due to uninitialized data. This could lead to local escalation of privilege in system libraries with no additional execution privileges needed. User interaction is not needed for exploitation...

CLSA-2022-1649869212 Fix CVE(s): CVE-2022-28388

CVE-2022-28388 - ELSCVE-3855 can: usb8dev: usb8devstartxmit: fix double devkfreeskb in error path...

In the Linux kernel before 5.17.1 a refcount leak bug was found in net/llc/af_llc.c.

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CVE-2022-28356

In the Linux kernel before 5.17.1, a refcount leak bug was found in net/llc/afllc.c...

Bug in the Linux Kernel Allows Privilege Escalation, Container Escape

To go along with the “Dirty Pipe” Linux security bug coming to light, two researchers from Huawei – Yiqi Sun and Kevin Wang – have discovered a vulnerability in the “control groups” feature of the Linux kernel which allows attackers to escape containers, escalate privileges and execute arbitrary...

PT-2025-8046

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved. The issue occurs in the hisi sas driver when it fails to request the channel IRQ or fatal IRQ, causing the driver to free the IRQ...

Millions of Routers Exposed to RCE by USB Kernel Bug

Millions of popular end-user routers are at risk of remote code execution RCE due to a high-severity flaw in the KCodes NetUSB kernel module. The module enables remote devices to connect to routers over IP and access any USB devices such as printers, speakers, webcams, flash drives and other...

PT-2025-8118 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A issue in the Linux kernel has been resolved, related to the allocation and deallocation of resources during boot. Specifically, the problem occurs when kfree is used directly to...

SUSE-SU-2021:3933-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP2 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - Unprivileged BPF has been disabled by default to reduce attack surface as too many security issues have happened in the past jscSLE-22573 You can reenable via...

An issue was discovered in the Linux kernel before 5.14.15. There is an array-index-out-of-bounds flaw in the detach_capi_ctr function in drivers/isdn/capi/kcapi.c.

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