PT-2025-8477 · Linux+2 · Linux Kernel+2

Haowen Bai · Published 2022-04-06 · Updated 2025-04-16 · CVE-2022-49544

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 potential NULL dereference issue in the libipw xmit() function has been identified. The crypt and crypt->ops variables could be null, requiring null checks before dereference to prevent the issue.

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

BDU:2026-02622

CVE-2022-49544

OESA-2025-1317

OPENSUSE-SU-2025_1263-1

SUSE-SU-2025:1027-1

SUSE-SU-2025:1176-1

SUSE-SU-2025:1183-1

SUSE-SU-2025:1194-1

SUSE-SU-2025:1241-1

SUSE-SU-2025:1263-1

SUSE-SU-2025:1293-1

SUSE-SU-2025_1027-1

SUSE-SU-2025_1241-1

SUSE-SU-2025_1263-1

SUSE-SU-2025_1293-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 1534

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49544.json · Exploit
• https://osv.dev/vulnerability/SUSE-SU-2025:1263-1 · Vendor Advisory
• https://git.kernel.org/stable/c/e8366bbabe1d207cf7c5b11ae50e223ae6fc278b · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-49581 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49608 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49155 · Security Note
• https://git.kernel.org/stable/c/b4628e0d3754ab2fc98ee6e3d21851ba45798077 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-49315 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49532 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:1027-1 · Vendor Advisory
• https://git.kernel.org/stable/c/98d1dc32f890642476dbb78ed3437a456bf421b0 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1293-1 · Vendor Advisory
• https://git.kernel.org/stable/c/8fb1b9beb085bb767ae43e441db5ac6fcd66a04d · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-49725 · Security Note
• https://git.kernel.org/stable/c/528d2023ccf4748fd542582955236c1634a7d293 · Patch