01 Record
CVE-2009-1041
The ktimer feature (sys/kern/kern_time.c) in FreeBSD 7.0, 7.1, and 7.2 allows local users to overwrite arbitrary kernel memory via an out-of-bounds timer value.
UnratedPUBLISHEDCNA: freebsd
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The ktimer feature (sys/kern/kern_time.c) in FreeBSD 7.0, 7.1, and 7.2 allows local users to overwrite arbitrary kernel memory via an out-of-bounds timer value.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.78% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 55.4% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-03-24 19:00Z17 YR AGO
- Last updated
- 2024-08-07 04:57Z2 YR AGO
- Reserved
- 2009-03-22
- Assigning CNA
- freebsd
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
- Data version
- 5.1
- Document digest
- f9a7e6c7f94aed1de2a9382c625120e2e53fd802b6385f071402eb8b76feb700
05 Affected products
VendorProductVersionsPlatforms
06 References
- security.freebsd.orgFreeBSD-SA-09:06http://security.freebsd.org/advisories/FreeBSD-SA-09:06.ktimer.asc
- www.exploit-db.com8261https://www.exploit-db.com/exploits/8261
- www.securitytracker.com1021882http://www.securitytracker.com/id?1021882
- exchange.xforce.ibmcloud.comfreebsd-ktimer-memory-overwrite(49362)https://exchange.xforce.ibmcloud.com/vulnerabilities/49362
- www.securityfocus.com34196http://www.securityfocus.com/bid/34196