NULL Pointer Dereference Affecting httpd:2.4/httpd-manual package, versions <0:2.4.37-41.module+el8.5.0+11772+c8e0c271


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
81.21% (99th percentile)

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  • Snyk IDSNYK-RHEL8-HTTPD-4141344
  • published26 Jul 2021
  • disclosed4 Jun 2021

Introduced: 4 Jun 2021

CVE-2021-26690  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade RHEL:8 httpd:2.4/httpd-manual to version 0:2.4.37-41.module+el8.5.0+11772+c8e0c271 or higher.
This issue was patched in RHSA-2021:4257.

NVD Description

Note: Versions mentioned in the description apply only to the upstream httpd:2.4/httpd-manual package and not the httpd:2.4/httpd-manual package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Cookie header handled by mod_session can cause a NULL pointer dereference and crash, leading to a possible Denial Of Service

References

CVSS Scores

version 3.1