VULNERABILITY INTELLIGENCE

CVE-2022-49058

CVSS score9.1 CRITICAL
EPSS probability0.87%
CISA KEVNot currently listed
Published2025-02-26
Last modified2026-08-04
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Description

In the Linux kernel, the following vulnerability has been resolved: cifs: potential buffer overflow in handling symlinks Smatch printed a warning: arch/x86/crypto/poly1305_glue.c:198 poly1305_update_arch() error: __memcpy() 'dctx->buf' too small (16 vs u32max) It's caused because Smatch marks 'link_len' as untrusted since it comes from sscanf(). Add a check to ensure that 'link_len' is not larger than the size of the 'link_str' buffer.

Weakness classification

  • nvd@nist.gov: CWE-120
  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-120

Primary references