Bug 1463199 (CVE-2017-7659) - CVE-2017-7659 httpd: mod_http2 NULL pointer dereference
Summary: CVE-2017-7659 httpd: mod_http2 NULL pointer dereference
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2017-7659
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: 1463208 1465916 1473691
Blocks: 1463212 1464082
TreeView+ depends on / blocked
 
Reported: 2017-06-20 11:23 UTC by Andrej Nemec
Modified: 2021-02-17 02:00 UTC (History)
40 users (show)

Fixed In Version: httpd 2.4.26
Doc Type: If docs needed, set a value
Doc Text:
A NULL pointer dereference flaw was found in the mod_http2 module of httpd. A remote attacker could use this flaw to cause httpd child process to crash via a specially crafted HTTP/2 request.
Clone Of:
Environment:
Last Closed: 2017-08-17 07:38:43 UTC
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2017:2483 0 normal SHIPPED_LIVE Important: httpd24-httpd security update 2017-08-17 03:04:17 UTC

Description Andrej Nemec 2017-06-20 11:23:55 UTC
It was found in httpd that a maliciously constructed HTTP/2 request could cause mod_http2 to dereference a NULL pointer and crash the server process.

External References:

https://httpd.apache.org/security/vulnerabilities_24.html

Comment 1 Andrej Nemec 2017-06-20 11:37:46 UTC
Created httpd tracking bugs for this issue:

Affects: fedora-all [bug 1463208]

Comment 2 Tomas Hoger 2017-06-22 12:27:21 UTC
Upstream commit (trunk):

https://github.com/apache/httpd/commit/672187c168b94b562d8065e08e2cad5b00cdd0e3

Backported to 2.4 as part of a larger commit with other changes:

https://github.com/apache/httpd/commit/bc6ad1ef31f2c9e8f5eb453293a4b9caceaa191d

Comment 11 errata-xmlrpc 2017-08-16 23:06:52 UTC
This issue has been addressed in the following products:

  Red Hat Software Collections for Red Hat Enterprise Linux 7
  Red Hat Software Collections for Red Hat Enterprise Linux 6
  Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS

Via RHSA-2017:2483 https://access.redhat.com/errata/RHSA-2017:2483


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