PT-2025-8352 · Linux +2 · Linux Kernel +2

Trond Myklebust · Published 2025-02-26 · Updated 2025-04-14 · CVE-2022-49418

Positive Technologies · (AI Summary)

Name of the Vulnerable Software and Affected Versions:

Linux kernel (affected versions not specified)

Description:

A vulnerability in the Linux kernel has been resolved, related to the NFSv4 protocol. The issue occurred during referral lookup, where an uninitialized `nfs4 label` was freed, causing a crash. The problem was fixed by sending the already-allocated `fattr` along with `nfs4 fs locations` and dropping the `memcpy` of `fattr`. This fix resolves a crash that occurred when the `ls` command was executed.

Recommendations:

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

Related Identifiers

CVE-2022-49418

SUSE-SU-2025:1027-1

SUSE-SU-2025:1176-1

SUSE-SU-2025:1183-1

SUSE-SU-2025:1241-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 1325

• https://osv.dev/vulnerability/CVE-2022-49418 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49418 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49418 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:1183-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1027-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49418 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:1176-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-49418 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-49418 · Vendor Advisory
• https://suse.com/security/cve/CVE-2022-49679 · Note
• https://bugzilla.suse.com/1195823 · Note
• https://bugzilla.suse.com/1238336 · Note
• https://suse.com/security/cve/CVE-2022-49449 · Note
• https://bugzilla.suse.com/1225742 · Note