609150 – (CVE-2017-5953) <app-editors/{vim,gvim}-8.0.0386: Tree length values not validated properly when handling a spell file (CVE-2017-5953)

Bug 609150 (CVE-2017-5953) - <app-editors/{vim,gvim}-8.0.0386: Tree length values not validated properly when handling a spell file (CVE-2017-5953)

Summary: <app-editors/{vim,gvim}-8.0.0386: Tree length values not validated properly w...

Status:	RESOLVED FIXED

Alias:	CVE-2017-5953

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

Importance:	Normal normal (vote)
Assignee:	Gentoo Security

URL:
Whiteboard:	B2 [glsa cve]
Keywords:

Depends on:
Blocks:

Reported:	2017-02-12 17:34 UTC by ncl
Modified:	2017-06-22 19:20 UTC (History)
CC List:	1 user (show)

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

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Description ncl 2017-02-12 17:34:23 UTC

vim before patch 8.0.0322 does not properly validate values for tree length when handling a spell file, which may result in an integer overflow at a memory allocation site and a resultant buffer overflow.

https://groups.google.com/forum/#!topic/vim_dev/t-3RSdEnrHY
https://github.com/vim/vim/commit/399c297aa93afe2c0a39e2a1b3f972aebba44c9d

Comment 1 Yury German Gentoo Infrastructure

2017-02-16 01:31:49 UTC

Thank you for the report

Comment 2 Thomas Deutschmann (RETIRED) gentoo-dev

2017-06-03 14:28:01 UTC

Added to an existing GLSA request.

Cleanup will happen in bug 611386.

Comment 3 GLSAMaker/CVETool Bot gentoo-dev

2017-06-22 19:20:17 UTC

This issue was resolved and addressed in
 GLSA 201706-26 at https://security.gentoo.org/glsa/201706-26
by GLSA coordinator Kristian Fiskerstrand (K_F).