CVE-2026-43116

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ensure safe access to master conntrack Holding reference on the expectation is not sufficient, the master conntrack object can just go away, making exp-master invalid. To access exp-master safely: - Grab the...

CVE-2026-43109

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...

CVE-2026-43111

In the Linux kernel, the following vulnerability has been resolved: HID: roccat: fix use-after-free in roccatreportevent roccatreportevent iterates over the device-readers list without holding the readerslock. This allows a concurrent roccatrelease to remove and free a reader while it's still bei...

AZL-85929 CVE-2026-43083 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net: ioam6: fix OOB and missing lock When trace-type.bit6 is set: if trace-type.bit6 ... queue = skbgettxqueuedev, skb; qdisc = rcudereferencequeue-qdisc; This code can lead to an out-of-bounds access of the dev-tx array when...

CVE-2026-43083

In the Linux kernel, the following vulnerability has been resolved: net: ioam6: fix OOB and missing lock When trace-type.bit6 is set: if trace-type.bit6 ... queue = skbgettxqueuedev, skb; qdisc = rcudereferencequeue-qdisc; This code can lead to an out-of-bounds access of the dev-tx array when...

kernel: Linux kernel: Denial of Service due to a deadlock in hugetlb folio migration

A flaw was found in the Linux kernel. A local attacker could exploit a deadlock vulnerability due to incorrect lock ordering between foliolock and immaprwsem when migrating hugetlb file-backed folios. This could lead to hung tasks and potential system-wide stalls, resulting in a Denial of Service...

kernel: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache

A flaw was found in the Linux kernel's NFSv4.0 server nfsd. A remote, unauthenticated attacker can exploit this heap overflow vulnerability in the NFSv4.0 LOCK replay cache. By using two cooperating NFSv4.0 clients, where one sets a lock with a large owner string and another requests a conflictin...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. 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...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

CVE-2026-43116 netfilter: ctnetlink: ensure safe access to master conntrack

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ensure safe access to master conntrack Holding reference on the expectation is not sufficient, the master conntrack object can just go away, making exp-master invalid. To access exp-master safely: - Grab the...

CVE-2026-43116 netfilter: ctnetlink: ensure safe access to master conntrack

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ensure safe access to master conntrack Holding reference on the expectation is not sufficient, the master conntrack object can just go away, making exp-master invalid. To access exp-master safely: - Grab the...

CVE-2026-43116

The CVE-2026-43116 issue affects the Linux kernel’s netfilter ctnetlink master conntrack handling. The root cause is insufficient locking around the master conntrack object, which can become invalid while still referenced (exp->master). The fix extends the nf_conntrack_expect_lock and the spin...

CVE-2026-43111

CVE-2026-43111 describes a use-after-free in the Linux kernel HID roccat driver. The function roccat_report_event() traverses the device->readers list without holding the readers_lock mutex, allowing a concurrent roccat_release() to remove and free a reader still in use. The consequence is a u...

CVE-2026-43111 HID: roccat: fix use-after-free in roccat_report_event

In the Linux kernel, the following vulnerability has been resolved: HID: roccat: fix use-after-free in roccatreportevent roccatreportevent iterates over the device-readers list without holding the readerslock. This allows a concurrent roccatrelease to remove and free a reader while it's still bei...

CVE-2026-43111

In the Linux kernel, the following vulnerability has been resolved: HID: roccat: fix use-after-free in roccatreportevent roccatreportevent iterates over the device-readers list without holding the readerslock. This allows a concurrent roccatrelease to remove and free a reader while it's still bei...

CVE-2026-43111 HID: roccat: fix use-after-free in roccat_report_event

In the Linux kernel, the following vulnerability has been resolved: HID: roccat: fix use-after-free in roccatreportevent roccatreportevent iterates over the device-readers list without holding the readerslock. This allows a concurrent roccatrelease to remove and free a reader while it's still bei...

CVE-2026-43109

The CVE-2026-43109 issue concerns Linux kernel x86 shadow stacks where shstk_pop_sigframe() did not check errors from mmap_read_lock_killable(), and related __must_check annotations were missing. The connected OSV entries confirm patches in rootio-linux for Ubuntu/Debian releases (e.g., Ubuntu 22...

CVE-2026-43109 x86: shadow stacks: proper error handling for mmap lock

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...

CVE-2026-43109

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...

CVE-2026-43109

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...