Bug 2095015 (CVE-2022-30522) - CVE-2022-30522 httpd: mod_sed: DoS vulnerability
Summary: CVE-2022-30522 httpd: mod_sed: DoS vulnerability
Keywords:
Status: NEW
Alias: CVE-2022-30522
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2097458 2097459 2097460 2095016
Blocks: 2095023
TreeView+ depends on / blocked
 
Reported: 2022-06-08 19:44 UTC by Guilherme de Almeida Suckevicz
Modified: 2022-06-27 15:48 UTC (History)
47 users (show)

Fixed In Version: httpd 2.4.54
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Doc Text:
A flaw was found in the mod_sed module of httpd. A very large input to the mod_sed module can result in a denial of service due to excessively large memory allocations.
Clone Of:
Environment:
Last Closed:

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Description Guilherme de Almeida Suckevicz 2022-06-08 19:44:43 UTC 
If Apache HTTP Server 2.4.53 is configured to do transformations with mod_sed in contexts where the input to mod_sed may be very large, mod_sed may make excessively large memory allocations and trigger an abort.

References:
https://httpd.apache.org/security/vulnerabilities_24.html
https://www.openwall.com/lists/oss-security/2022/06/08/6
Comment 1 Guilherme de Almeida Suckevicz 2022-06-08 19:45:01 UTC 
Created httpd tracking bugs for this issue:

Affects: fedora-all [bug 2095016]
Comment 3 Guilherme de Almeida Suckevicz 2022-06-15 18:00:55 UTC 
Upstream patch:
https://svn.apache.org/viewvc?view=revision&revision=1901506
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