NULL Pointer Dereference Affecting irssi package, versions <0.8.15-5ubuntu3.3
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-UBUNTU1404-IRSSI-350861
- published22 Oct 2017
- disclosed22 Oct 2017
Introduced: 22 Oct 2017
CVE-2017-15721 (opens in a new tab)How to fix?
Upgrade Ubuntu:14.04 irssi to version 0.8.15-5ubuntu3.3 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 Ubuntu.
See How to fix? for Ubuntu:14.04 relevant fixed versions and status.
In Irssi before 1.0.5, certain incorrectly formatted DCC CTCP messages could cause a NULL pointer dereference. This is a separate, but similar, issue relative to CVE-2017-9468.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-15721
- https://irssi.org/security/irssi_sa_2017_10.txt
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15721
- https://www.debian.org/security/2017/dsa-4016
- https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html
- https://security-tracker.debian.org/tracker/CVE-2017-15721
- http://openwall.com/lists/oss-security/2017/10/22/4