Bug 2095018 (CVE-2022-30556)

Summary:	CVE-2022-30556 httpd: mod_lua: Information disclosure with websockets
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	anon.amish, asoldano, bbaranow, bmaxwell, brian.stansberry, caswilli, cdewolf, chazlett, csutherl, darran.lofthouse, dkreling, dosoudil, fjansen, fjuma, hhorak, iweiss, jburrell, jclere, jkaluza, jkoehler, jochrist, jorton, jwong, jwon, kaycoth, kyoshida, lgao, luhliari, micjohns, mmadzin, mosmerov, msochure, msvehla, mturk, nwallace, peholase, pjindal, plodge, pmackay, rstancel, rsvoboda, saroy, sid, smaestri, sthirugn, szappis, tom.jenkinson
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	httpd 2.4.54	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in the mod_lua module of httpd. The data returned by the wsread function may point past the end of the storage allocated for the buffer, resulting in information disclosure.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-12-04 19:03:37 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:	2095019, 2097480, 2097481, 2097482
Bug Blocks:	2095023

Description Guilherme de Almeida Suckevicz 2022-06-08 19:47:50 UTC

Apache HTTP Server 2.4.53 and earlier may return lengths to applications calling r:wsread() that point past the end of the storage allocated for the buffer.

References:
https://httpd.apache.org/security/vulnerabilities_24.html
https://www.openwall.com/lists/oss-security/2022/06/08/7

Comment 1 Guilherme de Almeida Suckevicz 2022-06-08 19:48:10 UTC

Created httpd tracking bugs for this issue:

Affects: fedora-all [bug 2095019]

Comment 6 errata-xmlrpc 2022-09-29 13:33:51 UTC

This issue has been addressed in the following products:

  Red Hat Software Collections for Red Hat Enterprise Linux 7

Via RHSA-2022:6753 https://access.redhat.com/errata/RHSA-2022:6753

Comment 8 errata-xmlrpc 2022-11-08 09:59:55 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2022:7647 https://access.redhat.com/errata/RHSA-2022:7647

Comment 9 errata-xmlrpc 2022-11-15 10:08:54 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2022:8067 https://access.redhat.com/errata/RHSA-2022:8067

Comment 10 Product Security DevOps Team 2022-12-04 19:03:33 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-2022-30556