PT-2025-37579 · Linux+3 · Linux Kernel+3

Published 2024-04-30 · Updated 2025-10-23 · CVE-2022-50277

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A flaw exists in the Linux kernel where mounting a filesystem with a journal inode possessing the encrypt flag can lead to a NULL dereference within the fscrypt limit io blocks() function when the 'inlinecrypt' mount option is utilized. This occurs because the encryption key is not set up for the journal inode, resulting in a crash.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2022-50277

RHSA-2024:2394

RHSA-2024_2394

SUSE-SU-2025:03615-1

SUSE-SU-2025:03628-1

SUSE-SU-2025:3716-1

SUSE-SU-2025:3761-1

Affected Products

Astra Linux

Linux Kernel

Red Hat

Suse

References · 858

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50277.json · Exploit
• https://security-tracker.debian.org/tracker/CVE-2022-50277 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50277 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50277 · Vendor Advisory
• https://git.kernel.org/stable/c/105c78e12468413e426625831faa7db4284e1fec · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-50277 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:03615-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-50277 · Vendor Advisory
• https://git.kernel.org/stable/c/1f7a6626f611aa06d7907aa45b484708dd5ac8bc · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:03628-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50277 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:3716-1 · Vendor Advisory
• https://git.kernel.org/stable/c/bcc5057e1781a3ee889225480d995c3b5cbde555 · Patch
• https://osv.dev/vulnerability/CVE-2022-50277 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:3761-1 · Vendor Advisory