Bug 1735620 (CVE-2007-6762)

Summary:	CVE-2007-6762 kernel: buffer overflow in doi_def->tags[] array
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	acaringi, airlied, bhu, blc, brdeoliv, bskeggs, dhoward, dvlasenk, esammons, fhrbata, hdegoede, hkrzesin, iboverma, ichavero, itamar, jarodwilson, jeremy, jforbes, jglisse, jlelli, john.j5live, jonathan, josef, jross, jshortt, jstancek, jwboyer, kernel-maint, kernel-mgr, labbott, lgoncalv, linville, matt, mchehab, mcressma, mjg59, mlangsdo, nmurray, plougher, rt-maint, rvrbovsk, steved, williams
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-11-22 05:58:35 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1735621
Bug Blocks:	1735622

Description Dhananjay Arunesh 2019-08-01 07:31:15 UTC

A vulnerability was found in Linux Kernel, there is an off-by-one bug in net/netlabel/netlabel_cipso_v4.c where it is possible to overflow the doi_def->tags[] array.

Reference:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2a2f11c227bdf292b3a2900ad04139d301b56ac4
https://github.com/torvalds/linux/commit/2a2f11c227bdf292b3a2900ad04139d301b56ac4
https://mirrors.edge.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20

Comment 1 Dhananjay Arunesh 2019-08-01 07:31:44 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1735621]

Comment 2 Justin M. Forbes 2019-08-01 12:27:08 UTC

This was fixed in Fedora over a decade ago.

Comment 3 Rohit Keshri 2019-11-22 05:57:41 UTC

Statement:

No shipping versions of the kernel are affected.