918564 – (CVE-2023-38252, CVE-2023-38253) www-client/w3m: multiple vulnerabilities

Bug 918564 (CVE-2023-38252, CVE-2023-38253) - www-client/w3m: multiple vulnerabilities

Summary: www-client/w3m: multiple vulnerabilities

Status:	CONFIRMED

Alias:	CVE-2023-38252, CVE-2023-38253

Product:	Gentoo Security
Classification:	Unclassified
Component:	Vulnerabilities (show other bugs)
Hardware:	All Linux

Importance:	Normal minor
Assignee:	Gentoo Security

URL:
Whiteboard:	B4 [upstream/ebuild]
Keywords:

Depends on:
Blocks:

Reported:	2023-11-25 22:39 UTC by John Helmert III
Modified:	2023-11-25 22:39 UTC (History)
CC List:	2 users (show)

See Also:
Package list:
Runtime testing required:	---

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Description John Helmert III archtester

2023-11-25 22:39:26 UTC

CVE-2023-38252 (https://github.com/tats/w3m/issues/270):

An out-of-bounds read flaw was found in w3m, in the Strnew_size function in Str.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.

CVE-2023-38253 (https://github.com/tats/w3m/issues/271):

An out-of-bounds read flaw was found in w3m, in the growbuf_to_Str function in indep.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.

Fixes in https://github.com/tats/w3m/commit/25fb402cea405b263466c627f32513d186a38ade from https://github.com/tats/w3m/pull/273, seemingly not in any release.