PT-2025-8290 · Linux+4 · Linux Kernel+4

Chuck Lever · Published 2022-06-02 · Updated 2025-09-29 · CVE-2022-49356

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 resolved issue in the Linux kernel involves preventing svc rdma build writes() from walking off the end of a Write chunk's segment array, which could lead to RDMA segment overflows in SUNRPC. This issue was identified using KASAN.

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

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

ALSA-2025_16880

BDU:2026-04037

CESA-2023_7077

CVE-2022-49356

RHSA-2023:2458

RHSA-2023:7077

RHSA-2023_2458

RHSA-2023_7077

SUSE-SU-2025:1027-1

SUSE-SU-2025:1176-1

SUSE-SU-2025:1183-1

SUSE-SU-2025:1241-1

SUSE-SU-2025_1027-1

SUSE-SU-2025_1241-1

Affected Products

Astra Linux

Centos

Linux Kernel

Red Hat

Suse

References · 1335

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49356.json · Exploit
• https://osv.dev/vulnerability/CVE-2022-49356 · Vendor Advisory
• https://git.kernel.org/stable/c/659f7568e09593945c221bf20217a82ebdfe1328 · Patch
• https://git.kernel.org/stable/c/812c13521d4a72469c78ce06d8cdc8dc5b5557b5 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1183-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1176-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-04037 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49356 · Security Note
• https://git.kernel.org/stable/c/ea26bf5eca1459b5a7824997d7823409ce38214e · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49356 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49356 · Security Note
• https://ubuntu.com/security/CVE-2022-49356 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1027-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-49356 · Vendor Advisory