Bug 2095018 (CVE-2022-30556) - CVE-2022-30556 httpd: mod_lua: Information disclosure with websockets
Summary: CVE-2022-30556 httpd: mod_lua: Information disclosure with websockets
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2022-30556
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2095019 2097480 2097481 2097482
Blocks: 2095023
TreeView+ depends on / blocked
 
Reported: 2022-06-08 19:47 UTC by Guilherme de Almeida Suckevicz
Modified: 2023-01-04 16:05 UTC (History)
47 users (show)

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.
Clone Of:
Environment:
Last Closed: 2022-12-04 19:03:37 UTC

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2022:6753 0 None None None 2022-09-29 13:33:54 UTC
Red Hat Product Errata RHSA-2022:7647 0 None None None 2022-11-08 09:59:59 UTC
Red Hat Product Errata RHSA-2022:8067 0 None None None 2022-11-15 10:08:58 UTC

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
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