Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 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...

SUSE CVE-2025-71313

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: Add missing NULL check for allocworkqueue allocworkqueue can return NULL on memory allocation failure. Without proper error checking, this may lead to a NULL pointer dereference when queuework is later called with...

AlmaLinux 8 : kernel (ALSA-2026:23258)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:23258 advisory. kernel: Linux kernel: smb: client: reject userspace cifs.spnego descriptions CVE-2026-46243 Tenable has extracted the preceding description block directly from th...

UBUNTU-CVE-2026-46260

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bound access in fib6addrt2node. syzbot reported out-of-bound read in fib6addrt2node. 0 When IPv6 route is created with RTANHID, struct fib6info does not have the trailing struct fib6nh. The cited commit started t...

UBUNTU-CVE-2026-46262

In the Linux kernel, the following vulnerability has been resolved: ASoC: fslxcvr: Revert fix missing lock in fslxcvrmodeput This reverts commit f51424872760 "ASoC: fslxcvr: fix missing lock in fslxcvrmodeput". The original patch attempted to acquire the card-controlsrwsem lock in fslxcvrmodeput...

UBUNTU-CVE-2026-46244

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftinner: Fix IPv6 innerthoff desync In nftinnerparsel2l3, when processing inner IPv6 packets, ipv6findhdr correctly computes the transport header offset traversing all extension headers, but the result is immediately...

UBUNTU-CVE-2026-46263

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix out-of-bounds stream encoder index v3 engid can be negative and that streamencregs can be indexed out of bounds. engid is used directly as an index into streamencregs, which has only 5 entries. When engid is ...

UBUNTU-CVE-2026-46269

In the Linux kernel, the following vulnerability has been resolved: pinctrl: canaan: k230: Fix NULL pointer dereference when parsing devicetree When probing the k230 pinctrl driver, the kernel triggers a NULL pointer dereference. The crash trace showed: 0.732084 Unable to handle kernel NULL point...

UBUNTU-CVE-2026-46246

In the Linux kernel, the following vulnerability has been resolved: power: supply: pm8916lbc: Fix use-after-free for extcon in IRQ handler Using the devm variant for requesting IRQ before the devm variant for allocating/registering the extcon handle, means that the extcon handle will be...

UBUNTU-CVE-2026-46253

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: fix buffer overflow in persistentramsaveold persistentramsaveold can be called multiple times for the same persistentramzone e.g., via ramoopspstoreread - ramoopsgetnextprz for PSTORETYPEDMESG records. Currently, the...

UBUNTU-CVE-2026-46266

In the Linux kernel, the following vulnerability has been resolved: inet: RAW sockets using IPPROTORAW MUST drop incoming ICMP Yizhou Zhao reported that simply having one RAW socket on protocol IPPROTORAW 255 was dangerous. socketAFINET, SOCKRAW, 255; A malicious incoming ICMP packet can set the...

UBUNTU-CVE-2025-71314

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Recover from panthorgpuflushcaches failures We have seen a few cases where the whole memory subsystem is blocked and flush operations never complete. When that happens, we want to: - schedule a reset, so we can recov...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.20.24 bug fix and security update

Red Hat OpenShift Container Platform release 4.20.24 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.20. Red Hat Product Security has rated this update as having a...

EUVD-2026-34134

In the Linux kernel, the following vulnerability has been resolved: coresight: tmc-etr: Fix race condition between sysfs and perf mode When trying to run perf and sysfs mode simultaneously, the WARNON in tmcetrenablehw is triggered sometimes: WARNING: CPU: 42 PID: 3911571 at...

CVE-2026-46270

In the Linux kernel, CVE-2026-46270 (rt9455) is a use-after-free race in the power_supply_changed() path of the power supply driver. The issue arises when IRQs are requested using the devm_ variant before the devm_ allocated/freed power_supply handle, causing the handle to be deallocated/unregist...

CVE-2026-46258 gpio: cdev: Avoid NULL dereference in linehandle_create()

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Avoid NULL dereference in linehandlecreate In linehandlecreate, there is a statement like this: retainandnullptrlh; Soon after, there is a debug printout that dereferences "lh", which will crash things. Avoid the cras...

CVE-2026-46258

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Avoid NULL dereference in linehandlecreate In linehandlecreate, there is a statement like this: retainandnullptrlh; Soon after, there is a debug printout that dereferences "lh", which will crash things. Avoid the cras...

CVE-2026-46256

In the Linux kernel, the following vulnerability has been resolved: NFS/localio: prevent direct reclaim recursion into NFS via nfswritepages LOCALIO is an NFS loopback mount optimization that avoids using the network for READ, WRITE and COMMIT if the NFS client and server are determined to be on...

CVE-2026-46255

In the Linux kernel, the following vulnerability has been resolved: dmaengine: fsl-edma: don't explicitly disable clocks in .remove The clocks in fsledmaengine::muxclk are allocated and enabled with devmclkgetenabled, which automatically cleans these resources up, but these clocks are also manual...

CVE-2026-46253

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: fix buffer overflow in persistentramsaveold persistentramsaveold can be called multiple times for the same persistentramzone e.g., via ramoopspstoreread - ramoopsgetnextprz for PSTORETYPEDMESG records. Currently, the...