PT-2009-3623 · Freebsd · Freebsd

Christer + 1 · Published 2009-03-24 · Updated 2017-09-29 · CVE-2009-1041

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions FreeBSD versions 7.0 through 7.2

Description The issue allows local users to overwrite arbitrary kernel memory via an out-of-bounds timer value in the ktimer feature, which is located in sys/kern/kern time.c.

Recommendations For versions 7.0 through 7.2, consider disabling the ktimer feature until a patch is available. Restrict access to the sys/kern/kern time.c module to minimize the risk of exploitation.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2009-1041

Affected Products

Freebsd

References · 6

• 🔥 http://security.freebsd.org/advisories/FreeBSD-SA-09:06.ktimer.asc · Exploit
• 🔥 https://exploit-db.com/exploits/8261 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2009-1041 · Security Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/49362 · Note
• http://securityfocus.com/bid/34196 · Note
• http://securitytracker.com/id?1021882 · Note