firefox: Sandbox escape due to use-after-free in the DOM: Navigation component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to use-after-free in the DOM: Navigation component...

firefox: Use-after-free in the Audio/Video component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Audio/Video component...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabili...

firefox: Use-after-free in the Audio/Video component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Audio/Video component...

firefox: Use-after-free in the DOM: Core & HTML component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Core & HTML component...

CVE-2026-89777

A flaw was found in the Linux kernel's vfio/pci component. During device initialization, a memory pointer is not properly cleared after being freed, leading to a use-after-free and double-free vulnerability. A local attacker could exploit this flaw to cause a system crash, resulting in a denial o...

CVE-2026-90111

A flaw was found in the Linux kernel's IPv6 multicast routing ip6mr component. This use-after-free vulnerability occurs when a non-refcounted destination entry is improperly handled after being freed. A remote attacker could potentially exploit this by sending specially crafted IPv6 multicast...

CVE-2026-89791

A flaw was found in the Linux kernel's perf subsystem. A race condition exists between the perf mmap revival and the last munmap operation. This allows a local unprivileged user to exploit a use-after-free vulnerability, leading to local privilege escalation to root...

CVE-2026-90036

A flaw was found in the Linux kernel's Network File System Daemon NFSD. A use-after-free vulnerability can occur during the blocked-lock reaping process. This happens when a client's lock owner, without a proper reference to keep the client alive, leads to the client being prematurely freed. This...

dovecot: Dovecot: Arbitrary Code Execution via Sieve editheader use-after-free

A flaw was found in Dovecot. An authenticated attacker can use a Sieve script with the editheader extension to trigger a use-after-free vulnerability in the mail editing code. This can lead to memory corruption, potentially crashing the mail delivery process and allowing for arbitrary code...

MGASA-2026-0468 Updated tor package fixes security vulnerabilities

Avoid a set of possible memory corruption, double-free, and null pointer dereference bugs that could occur with some reverse DNS virtual address configurations. TROVE-2026-051. Avoid cacheing DNS PTR responses when DNS caching is disabled. Previous code to prevent this caching parsed the response...

Updated tor package fixes security vulnerabilities

Avoid a set of possible memory corruption, double-free, and null pointer dereference bugs that could occur with some reverse DNS virtual address configurations. TROVE-2026-051. Avoid cacheing DNS PTR responses when DNS caching is disabled. Previous code to prevent this caching parsed the response...

openssh: OpenSSH: Information disclosure and data corruption via use-after-free in ssh client

A flaw was found in OpenSSH. A use-after-free vulnerability exists in the ssh client when handling concurrent remote-forwarding operations. This can occur if a remote forwarding is added via the local session multiplexing socket while a remote forwarding open request is pending with the server. A...

openssh: Double free in Red Hat Enterprise Linux versions of OpenSSH DH-GEX client path during FIPS known-group validation leads to client-side denial of service

A flaw was found in OpenSSH. A malicious SSH server can exploit a double free vulnerability in the Diffie-Hellman Group Exchange DH-GEX client path. This occurs during FIPS Federal Information Processing Standards mode known-group validation when the client processes attacker-controlled DH-GEX...

Security update for the Linux Kernel (Live Patch 77 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.293 fixes various security issues: The following security issues were fixed: CVE-2026-46116: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete bsc1267370. CVE-2026-63888: scsi: target: iscsi: Fix CRC overread and double-free i...

SUSE-SU-2026:4550-1 Security update for the Linux Kernel (Live Patch 77 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.293 fixes various security issues: The following security issues were fixed: - CVE-2026-46116: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete bsc1267370. - CVE-2026-63888: scsi: target: iscsi: Fix CRC overread and double-fr...

firefox: Use-after-free in the Audio/Video component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Audio/Video component...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 9.2 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...

firefox: Use-after-free in the Audio/Video component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Audio/Video component...

firefox: Use-after-free in the DOM: Core & HTML component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Core & HTML component...