Out-of-Bounds Affecting hexchat package, versions <2.12.0-1
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
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.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-DEBIAN11-HEXCHAT-526989
- published18 Jan 2017
- disclosed18 Jan 2017
Introduced: 18 Jan 2017
CVE-2016-2233 (opens in a new tab)How to fix?
Upgrade Debian:11 hexchat to version 2.12.0-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream hexchat package and not the hexchat package as distributed by Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
Stack-based buffer overflow in the inbound_cap_ls function in common/inbound.c in HexChat 2.10.2 allows remote IRC servers to cause a denial of service (crash) via a large number of options in a CAP LS message.
References
- https://security-tracker.debian.org/tracker/CVE-2016-2233
- https://www.exploit-db.com/exploits/39657/
- http://packetstormsecurity.com/files/136563/Hexchat-IRC-Client-2.11.0-CAP-LS-Handling-Buffer-Overflow.html
- http://www.securityfocus.com/bid/95920
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-2233
- https://www.exploit-db.com/exploits/39657