Cyber Resilience

CVE-2026-52967

High

Published: 24 June 2026

Published
24 June 2026
Modified
28 June 2026
KEV Added
Patch
CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
EPSS Score 0.0040 31.8th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-52967 is a high-severity an unspecified weakness vulnerability in Kernel (inferred from references). Its CVSS base score is 8.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Client Execution (T1203); ranked at the 31.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix possible infinite loop and oob read in symlink_data() On 32-bit architectures, the infinite loop is as follows: len = p->ErrorDataLength == 0xfffffff8 u8 *next = p->ErrorContextData + len…

more

next == p On 32-bit architectures, the out-of-bounds read is as follows: len = p->ErrorDataLength == 0xfffffff0 u8 *next = p->ErrorContextData + len next == (u8 *)p - 8

CWE(s)
None listed

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1203 Exploitation for Client Execution Execution
Adversaries may exploit software vulnerabilities in client applications to execute code.
Why these techniques?

Kernel SMB client flaw in symlink response parsing enables malicious server to trigger client-side OOB read/infinite loop for execution or DoS impact.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

Affected Assets

Kernel
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References