CVE-2026-63872 esp: fix page frag reference leak on skb_to_sgvec failure

In the Linux kernel, the following vulnerability has been resolved: esp: fix page frag reference leak on skbtosgvec failure In espoutputtail, when esp-inplace is false, the old skb page frags are replaced with a new page from the xfrm pagefrag cache. The source scatterlist sg is built from the ol...

PT-2026-08: Local Privilege Escalation Vulnerabilities in the Linux Kernel (Dirty Frag)

This security advisory provides information regarding Linux kernel vulnerabilities: CVE-2026-43284 and CVE-2026-43500 , informally known as Dirty Frag. These vulnerabilities allow for local privilege escalation to the superuser root level and affect the Linux kernel modules: esp4 , esp6 and rxrpc...

Exploit for Out-of-bounds Write in Linux Linux_Kernel

CVE-2026-43500 / CVE-2026-43284 / Dirty Frag mitigation rxrpc...

Oracle Linux 8 : kernel (ELSA-2022-5316)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-5316 advisory. - debug: lockdown kgdb Orabug: 34270802 CVE-2022-21499 - esp: limit skbpagefragrefill use to a single page Sabrina Dubroca 2062114 CVE-2022-27666 - esp...

kernel: buffer overflow in IPsec ESP transformation code

A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and net/ipv6/esp6.c. This flaw allows a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation threat...

Linux Kernel Buffer Overflow Vulnerability (CNVD-2022-79427)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. The Linux kernel suffers from a buffer overflow vulnerability that originates from not properly validating data boundaries when net/ipv4/esp4.c and net/ipv6/esp6.c perform...

CVE-2022-27666

A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and net/ipv6/esp6.c. This flaw allows a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation threat. Mitigation The given exploit needs...

CVE-2022-27666

A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and net/ipv6/esp6.c. This flaw allows a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation threat...

DEBIAN-CVE-2022-27666

A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and net/ipv6/esp6.c. This flaw allows a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation threat...