Linux kernel Heap Buffer Overflow DoS

The vulnerability of the jbd2fcwaitbufs function in the fs/jbd2/journal.c file of the Linux kernel operating system is related to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility ...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993312)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993312 advisory. In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential use-after-free in jbd2fcwaitbufs In 'jbd2fcwaitbufs' use 'bh' after put buffe...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992312)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992312 advisory. In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential use-after-free in jbd2fcwaitbufs In 'jbd2fcwaitbufs' use 'bh' after put buffe...

CVE-2022-50839: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential buffer head reference count leak As in 'jbd2fcwaitbufs' if buffer isn't uptodate, will return -EIO without update 'journal-jfcoff'. But 'jbd2fcreleasebufs' will release buffer head from ‘jfcoff - 1’ if 'bh' is...

EUVD-2022-55527

Malicious code in bioql PyPI...

SUSE CVE-2022-50328

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential use-after-free in jbd2fcwaitbufs In 'jbd2fcwaitbufs' use 'bh' after put buffer head reference count which may lead to use-after-free. So judge buffer if uptodate before put buffer head reference count...

DEBIAN-CVE-2022-50328

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential use-after-free in jbd2fcwaitbufs In 'jbd2fcwaitbufs' use 'bh' after put buffer head reference count which may lead to use-after-free. So judge buffer if uptodate before put buffer head reference count...

CVE-2022-50328: Use After Free

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential use-after-free in jbd2fcwaitbufs In 'jbd2fcwaitbufs' use 'bh' after put buffer head reference count which may lead to use-after-free. So judge buffer if uptodate before put buffer head reference count...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the possible use of released buffer headers in the jbd2fcwaitbufs function, which could lead to post-release...