Integer Overflow or Wraparound Affecting w3m package, versions <0.5.3-19+deb8u1
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-W3M-395469
- published12 Dec 2016
- disclosed12 Dec 2016
Introduced: 12 Dec 2016
CVE-2016-9426 (opens in a new tab)How to fix?
Upgrade Debian:8 w3m to version 0.5.3-19+deb8u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream w3m package and not the w3m package as distributed by Debian.
See How to fix? for Debian:8 relevant fixed versions and status.
An issue was discovered in the Tatsuya Kinoshita w3m fork before 0.5.3-31. Integer overflow vulnerability in the renderTable function in w3m allows remote attackers to cause a denial of service (OOM) and possibly execute arbitrary code due to bdwgc's bug (CVE-2016-9427) via a crafted HTML page.
References
- https://security-tracker.debian.org/tracker/CVE-2016-9426
- https://security.gentoo.org/glsa/201701-08
- https://github.com/tats/w3m/issues/25
- https://github.com/tats/w3m/blob/master/ChangeLog
- http://www.openwall.com/lists/oss-security/2016/11/18/3
- http://www.securityfocus.com/bid/94407
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-9426