Bug 2217430 (CVE-2023-36660)

Summary:	CVE-2023-36660 nettle: Memory corruption in OCB handling
Product:	[Other] Security Response	Reporter:	Avinash Hanwate <ahanwate>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dueno, rh-spice-bugs
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A vulnerability was found in Nettle. The issue occurs in the new Offset Code Book (OCB) code and may cause a denial of service or other problems, leading to memory corruption.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-06-26 13:41:20 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:	2217432, 2217433, 2217434
Bug Blocks:	2217431

Description Avinash Hanwate 2023-06-26 08:47:50 UTC

The OCB feature in libnettle in Nettle 3.9 before 3.9.1 allows memory corruption.

https://bugzilla.suse.com/show_bug.cgi?id=1212112
https://git.lysator.liu.se/nettle/nettle/-/commit/867a4548b95705291a3afdd66d76e7f17ba2618f
https://git.lysator.liu.se/nettle/nettle/-/compare/nettle_3.9_release_20230514...nettle_3.9.1_release_20230601

Comment 2 Sandipan Roy 2023-06-26 09:13:42 UTC

https://lists.gnu.org/archive/html/info-gnu/2023-06/msg00000.html

Comment 3 Product Security DevOps Team 2023-06-26 13:41:18 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2023-36660