Published: 12/12/2016 Updated: 29/12/2023

CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6

CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8

VMScore: 605

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

An issue exists in the Tatsuya Kinoshita w3m fork prior to 0.5.3-31. Integer overflow vulnerability in the renderTable function in w3m allows remote malicious users 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.

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tats w3m

Debian Bug report logs - #844726 w3m: CVE-2016-9439: stack overflow Package: src:w3m; Maintainer for src:w3m is Tatsuya Kinoshita <tats@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 18 Nov 2016 13:39:01 UTC Severity: normal Tags: patch, security, upstream Found in version w3m/053-8 ...

Several security issues were fixed in w3m ...

An issue was discovered in the Tatsuya Kinoshita w3m fork before 053-31 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 ...

A heap corruption vulnerability has been discovered due to an integer overflow in renderTable() leading to an unexpected write outside the tabwidth array boundaries ...

CWE-190 http://www.openwall.com/lists/oss-security/2016/11/18/3 https://github.com/tats/w3m/issues/25 https://github.com/tats/w3m/blob/master/ChangeLog http://www.securityfocus.com/bid/94407 https://security.gentoo.org/glsa/201701-08 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=844726 https://usn.ubuntu.com/3214-1/https://nvd.nist.gov

CVE-2016-9426

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