CVE-2012-6122 json
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 d…
published 2019-10-31 7 y ago modified 2026-06-16 4 mo ago also EUVD-2012-5989
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.3%
- EPSS 2.3% chance of exploitation in 30 days, percentile 83%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- call-cc chicken 4.8.0.1
- chicken Debian 14, Debian 13, Debian 12 4.8.0.3-1
debian advisories DEBIAN-CVE-2012-6122
Exploit prediction
2.25% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Affected products
- chicken chicken
Classification
- Weakness
-
- CWE-120 Buffer Copy without Checking Size of Input
References
-
lists.gnu.org
/archive/html/chicken-announce/2013-10/msg00000.html
mailing-list, patch, release-notes, third-party-advisory
-
openwall.com
/lists/oss-security/2013/05/08/3
mailing-list, patch, third-party-advisory
-
openwall.com
/lists/oss-security/2013/05/09/1
mailing-list, patch, third-party-advisory
-
lists.nongnu.org
/archive/html/chicken-hackers/2012-11/msg00075.html
mailing-list, patch, third-party-advisory
-
security-tracker.debian.org
/tracker/CVE-2012-6122
third-party-advisory
-
access.redhat.com
/security/cve/cve-2012-6122
broken-link
-
openwall.com
/lists/oss-security/2013/02/08/2
mailing-list, third-party-advisory
-
lists.nongnu.org
/archive/html/chicken-users/2012-06/msg00031.html
mailing-list, third-party-advisory
Sources
- CVE List CVE-2012-6122
- NVD CVE-2012-6122
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.