K000162865: NLnet Labs Unbound vulnerability CVE-2026-44608

Security Advisory Description NLnet Labs Unbound 1.14.0 up to and including version 1.25.0 has a locking inconsistency vulnerability that when certain conditions are met multi-threaded, RPZ XFR reload, RPZ zone with 'rpz-nsip'/'rpz-nsdname' triggers it could result in heap use-after-free and...

CVE-2026-19548

Multiple Use-After-Free vulnerabilities were found in the addarchiveelement function in ld/ldmain.c of the GNU linker ld, a component of binutils. The root cause is that pluginmaybeclaim in ld/plugin.c frees the original BFD object via bfdclose/bfddeletebfd when entry-thebfd-myarchive == NULL, bu...

CVE-2026-19548

Multiple Use-After-Free vulnerabilities were found in the addarchiveelement function in ld/ldmain.c of the GNU linker ld, a component of binutils. The root cause is that pluginmaybeclaim in ld/plugin.c frees the original BFD object via bfdclose/bfddeletebfd when entry-thebfd-myarchive == NULL, bu...

CVE-2026-19548

CVE-2026-19548 concerns multiple use-after-free vulnerabilities in the GNU linker (ld) from the binutils project, triggered in add_archive_element (ld/ldmain.c). The root cause is that plugin_maybe_claim() frees the original BFD when entry->the_bfd->my_archive == NULL, but the caller retain...

CVE-2026-19548 Binutils: binutils: multiple use-after-free in add_archive_element via lto plugin processing

Multiple Use-After-Free vulnerabilities were found in the addarchiveelement function in ld/ldmain.c of the GNU linker ld, a component of binutils. The root cause is that pluginmaybeclaim in ld/plugin.c frees the original BFD object via bfdclose/bfddeletebfd when entry-thebfd-myarchive == NULL, bu...

EUVD-2026-57318

Multiple Use-After-Free vulnerabilities were found in the addarchiveelement function in ld/ldmain.c of the GNU linker ld, a component of binutils. The root cause is that pluginmaybeclaim in ld/plugin.c frees the original BFD object via bfdclose/bfddeletebfd when entry-thebfd-myarchive == NULL, bu...

CVE-2026-19548

Multiple Use-After-Free vulnerabilities were found in the addarchiveelement function in ld/ldmain.c of the GNU linker ld, a component of binutils. The root cause is that pluginmaybeclaim in ld/plugin.c frees the original BFD object via bfdclose/bfddeletebfd when entry-thebfd-myarchive == NULL, bu...

CVE-2026-68443

A flaw was found in the Linux kernel's gigabytewaterforce hwmon driver. A race condition exists because hidhwstop does not properly stop device I/O. This can occur during a driver probe failure after I/O has been initiated, leading to a Use-After-Free UAF vulnerability. An attacker could...

CVE-2026-68442

A flaw was found in the btrfs filesystem component of the Linux kernel. When an extent map is split, a flag EXTENTFLAGLOGGING is incorrectly propagated to the new split maps. This issue occurs because the flag clearing operation was applied to the wrong variable during the splitting process...

K000162889: Linux kernel vulnerability CVE-2026-63796

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor can still claim a bgsize/bgbits pair th...

CVE-2026-19560

A flaw was found in chromium-browser. A remote attacker could exploit a use-after-free vulnerability in the Blink component by enticing a user to visit a specially crafted HTML page. This could lead to arbitrary code execution within the sandbox environment, potentially compromising the affected...

CVE-2026-19175

A flaw was found in Google Chrome's Payments component. A remote attacker could exploit a use-after-free vulnerability by enticing a user to visit a specially crafted HTML page. This could potentially allow the attacker to escape the browser's security sandbox, gaining unauthorized access to the...

CVE-2026-19170

A flaw was found in Google Chrome's WebGL component. A remote attacker could exploit a use-after-free vulnerability by enticing a user to visit a specially crafted HTML page. This could potentially allow the attacker to perform a sandbox escape, breaking out of the browser's security protections...

CVE-2026-19151

A flaw was found in chromium-browser. A remote attacker could exploit a use-after-free vulnerability in the V8 JavaScript engine by crafting a malicious HTML page. This could allow the attacker to execute arbitrary code within the browser's sandbox, potentially leading to further system compromis...

kernel: net/sched: act_api: use RCU with deferred freeing for action lifecycle

A flaw was found in the Linux kernel's networking scheduler. A race condition, which is a problem that occurs when multiple operations try to access the same resource at the same time, exists when network filter operations are run concurrently. This can lead to a Use-After-Free UAF vulnerability,...

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

An update for kernel is now available for Red Hat Enterprise Linux 10. 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 each vulnerability from t...

kernel: perf/aux: Fix page UAF in map_range()

A flaw was found in the Linux kernel's perf/aux subsystem. A use-after-free UAF vulnerability exists in the maprange function due to a race condition. This can occur when two performance events share a ring buffer, allowing a local attacker to map a memory page that has already been freed...

CVE-2026-53996

NetBSD's hdaudio4 driver in sys/dev/hdaudio/hdaudio.c contains a missing access control vulnerability that allows unprivileged local attackers to invoke the HDAUDIOFGRPSETCONFIG ioctl without elevated permissions by exploiting the absence of an access check on /dev/hdaudioN device nodes. Attacker...

CVE-2026-53996

NetBSD's hdaudio4 driver in sys/dev/hdaudio/hdaudio.c contains a missing access control vulnerability that allows unprivileged local attackers to invoke the HDAUDIOFGRPSETCONFIG ioctl without elevated permissions by exploiting the absence of an access check on /dev/hdaudioN device nodes. Attacker...

CVE-2026-53996 NetBSD hdaudio(4) Driver Privilege Bypass Use-After-Free via HDAUDIO_FGRP_SETCONFIG ioctl

NetBSD's hdaudio4 driver in sys/dev/hdaudio/hdaudio.c contains a missing access control vulnerability that allows unprivileged local attackers to invoke the HDAUDIOFGRPSETCONFIG ioctl without elevated permissions by exploiting the absence of an access check on /dev/hdaudioN device nodes. Attacker...