CVE-2012-6122
Buffer overflow in the thread scheduler in Chicken before 4.8.0.1 allows attackers to cause a denial of service (crash) by opening a file descriptor with a large integer value.
02 Description
Buffer overflow in the thread scheduler in Chicken before 4.8.0.1 allows attackers to cause a denial of service (crash) by opening a file descriptor with a large integer 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
- 2.25% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 82.8% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- 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
- 2019-10-31 20:38Z6 YR AGO
- Last updated
- 2024-08-06 21:28Z2 YR AGO
- Reserved
- 2012-12-06
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
- Data version
- 5.1
- Document digest
- 578081e88562278f33fe5510f6b64bba8abf45f0670dc109e7d935e43ecfeb10
05 Affected products
06 References
- security-tracker.debian.orghttps://security-tracker.debian.org/tracker/CVE-2012-6122
- access.redhat.comhttps://access.redhat.com/security/cve/cve-2012-6122
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2013/02/08/2
- lists.gnu.orghttp://lists.gnu.org/archive/html/chicken-announce/2013-10/msg00000.html
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2013/05/08/3
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2013/05/09/1
- lists.nongnu.orghttps://lists.nongnu.org/archive/html/chicken-users/2012-06/msg00031.html
- lists.nongnu.orghttps://lists.nongnu.org/archive/html/chicken-hackers/2012-11/msg00075.html
07 Fixed in
Debian 12
- chicken Fixed in 4.8.0.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- chicken Fixed in 4.8.0.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- chicken Fixed in 4.8.0.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.