Vulnerability in Freebsd

CVE-2010-4210

The pfs_getextattr function in FreeBSD 7.x before 7.3-RELEASE and 8.x before 8.0-RC1 unlocks a mutex that was not previously locked, which allows local users to cause a denial of service (kernel panic), overwrite arbitrary memory locations, and possibly execute arbitrary code via vectors related to opening a file on a file system that uses pseudofs.

EPSS: 0.011 (63.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

  • Freebsd — versions 8.0
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (vdb-entry, Broken Link, x_refsource_VUPEN, Vendor Advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, Vendor Advisory, third-party-advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_XF)
  • cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
  • cve@mitre.org (x_refsource_FREEBSD, vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2010-4210?
CVE-2010-4210 is a high-severity vulnerability in Freebsd, classified under Improper Locking. CVSS score: 7.8/10. Published 2010-11-22.
How severe is CVE-2010-4210?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2010-4210 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.