Bug 2176410 (CVE-2023-27478)

Summary:	CVE-2023-27478 libmemcached: Disclosure of unrelated data
Product:	[Other] Security Response	Reporter:	Mauro Matteo Cascella <mcascell>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	tkorbar
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	libmemcached 1.1.4	Doc Type:	If docs needed, set a value
Doc Text:	A vulnerability was found in libmemcached. This security flaw occurs because it could return data for a previously requested key if that previous request timed out due to a low POLL_TIMEOUT.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-03-09 07:55:21 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:
Bug Blocks:	2176409

Description Mauro Matteo Cascella 2023-03-08 10:21:33 UTC

libmemcached could return data for a previously requested key, if that previous request timed out due to a low POLL_TIMEOUT.

GitHub security advisory:
https://github.com/awesomized/libmemcached/security/advisories/GHSA-wwmh-39wj-fx59

Upstream issue & fix:
https://github.com/php-memcached-dev/php-memcached/issues/531
https://github.com/awesomized/libmemcached/commit/48dcc61a

Comment 1 Product Security DevOps Team 2023-03-09 07:55:19 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-2023-27478