High severity · published Nov 20, 2010
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…
7.8
CVSS
1.1%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
Freebsd · Freebsd
7.0 before 7.3; 8.0; 8.0; 8.0; 8.0; 8.0; +1 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2010-4210
CVE.org
https://www.cve.org/CVERecord?id=CVE-2010-4210
Broken Link
http://secunia.com/advisories/42200
Vendor Advisory
http://security.FreeBSD.org/advisories/FreeBSD-SA-10:09.pseudofs.asc
Broken Link
http://www.securitytracker.com/id?1024724
Broken Link
http://www.vupen.com/english/advisories/2010/2956
Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/63218
Exploit
https://www.exploit-db.com/exploits/15206/
More from Freebsd
10.0
CVE-2024-43102
umtx Kernel panic or Use-After-Free
10.0
CVE-2018-17160
In FreeBSD before 11.2-STABLE(r341486) and 11.2-RELEASE-p6, insufficient bounds checking in one of the device models provided by bhyve can permit a guest operating system to…
9.8
CVE-2026-101306
Multiple jail filesystem root escapes
9.8
CVE-2026-58082
Stack based buffer overflow in iconv(3)
9.8
CVE-2026-58081
Heap based buffer overflow in iconv(3)