Use After Free Affecting irssi package, versions <0.8.17-1+deb8u5
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN8-IRSSI-350877
- published7 Jul 2017
- disclosed7 Jul 2017
Introduced: 7 Jul 2017
CVE-2017-10966 (opens in a new tab)How to fix?
Upgrade Debian:8 irssi to version 0.8.17-1+deb8u5 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream irssi package and not the irssi package as distributed by Debian.
See How to fix? for Debian:8 relevant fixed versions and status.
An issue was discovered in Irssi before 1.0.4. While updating the internal nick list, Irssi could incorrectly use the GHashTable interface and free the nick while updating it. This would then result in use-after-free conditions on each access of the hash table.
References
- https://security-tracker.debian.org/tracker/CVE-2017-10966
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-10966
- https://www.debian.org/security/2017/dsa-4016
- https://github.com/irssi/irssi/commit/5e26325317c72a04c1610ad952974e206384d291
- https://irssi.org/security/irssi_sa_2017_07.txt
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-10966