EUVD-2026-32232

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4extshiftextents In ext4extshiftextents, if the extent is NULL in the while loop, the function returns immediately without releasing the path obtained via ext4findextent, leading to a memory leak. Fix...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: a potential memory leak has been fixed in ext4fcrecordmodified inode. Since krealloc may return NULL, in this case, state-fcmodifiedinodes may not be freed by krealloc. However, state-fcmodifiedinodes is already set to NULL...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed a memory leak in ext4fillsuper. The buffer head references must be released before calling killbdev; otherwise, the buffer head and the page referenced by bdata will not be freed by killbdev, and subsequently that blo...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: memory leaks have been fixed in ext4fnamesetupfilename,preparelookup. If filename case-folding fails, memory will be leaked from the fscryptname structure, specifically from the 'cryptobuf.name' member. Make sure that this...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013765)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013765 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordmodifiedinode As krealloc may return NULL, in this...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010984)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010984 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordmodifiedinode As krealloc may return NULL, in this...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011147)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011147 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordregions As krealloc may return NULL, in this case...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007403)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007403 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4fillsuper Buffer head references must be released before calling...

UBUNTU-CVE-2022-50622

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordmodifiedinode As krealloc may return NULL, in this case 'state-fcmodifiedinodes' may not be freed by krealloc, but 'state-fcmodifiedinodes' already set NULL. Then will lead to...

Linux Distros Unpatched Vulnerability : CVE-2022-50622

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix potential memory leak in ext4fcrecordmodifiedinode As krealloc may return NULL, in this case 'state-fcmodifiedinodes' may not be freed by krealloc, bu...

CLSA-2025-1762244592 kernel: Fix of 5 CVEs

ext4: fix possible UAF when remounting r/o a mmp-protected file system CVE-2021-47342 - ext4: fix memory leak in ext4fillsuper - net: defer final 'struct net' free in netns dismantle CVE-2024-56658 - net/sched: schqfq: Fix race condition on qfqaggregate CVE-2025-38477 - ALSA: usb-audio: Fix an...

CLSA-2025-1762332910 kernel: Fix of 5 CVEs

ext4: fix possible UAF when remounting r/o a mmp-protected file system CVE-2021-47342 - ext4: fix memory leak in ext4fillsuper - net: defer final 'struct net' free in netns dismantle CVE-2024-56658 - net/sched: schqfq: Fix race condition on qfqaggregate CVE-2025-38477 - ALSA: usb-audio: Fix an...

AZL-76419 CVE-2023-53662 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leaks in ext4fnamesetupfilename,preparelookup If the filename casefolding fails, we'll be leaking memory from the fscryptname struct, namely from the 'cryptobuf.name' member. Make sure we free it in the error pat...

UBUNTU-CVE-2023-53662

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leaks in ext4fnamesetupfilename,preparelookup If the filename casefolding fails, we'll be leaking memory from the fscryptname struct, namely from the 'cryptobuf.name' member. Make sure we free it in the error pat...

UBUNTU-CVE-2022-50512

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordregions As krealloc may return NULL, in this case 'state-fcregions' may not be freed by krealloc, but 'state-fcregions' already set NULL. Then will lead to 'state-fcregions' memory...

CVE-2023-53662

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leaks in ext4fnamesetupfilename,preparelookup If the filename casefolding fails, we'll be leaking memory from the fscryptname struct, namely from the 'cryptobuf.name' member. Make sure we free it in the error pat...

CVE-2022-50512 ext4: fix potential memory leak in ext4_fc_record_regions()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordregions As krealloc may return NULL, in this case 'state-fcregions' may not be freed by krealloc, but 'state-fcregions' already set NULL. Then will lead to 'state-fcregions' memory...

PT-2025-41017

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the ext4 file system due to a potential issue in the ext4 fc record regions function. The krealloc function may return NULL, leading to a situation where state-fc...

Linux Distros Unpatched Vulnerability : CVE-2022-49408

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in parseapplysbmountoptions If processing the on-disk mount options...

DEBIAN-CVE-2022-49408

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in parseapplysbmountoptions If processing the on-disk mount options fails after any memory was allocated in the ext4fscontext, e.g. sqfnames, then this memory is leaked. Fix this by calling ext4fcfree instea...