Out-of-bounds Write Affecting apache2 package, versions <2.4.48-r0
Threat Intelligence
EPSS
70.42% (99th
percentile)
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Test your applications- Snyk ID SNYK-ALPINE317-APACHE2-3138799
- published 12 Jun 2021
- disclosed 10 Jun 2021
Introduced: 10 Jun 2021
CVE-2021-26691 Open this link in a new tabHow to fix?
Upgrade Alpine:3.17 apache2 to version 2.4.48-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream apache2 package and not the apache2 package as distributed by Alpine.
See How to fix? for Alpine:3.17 relevant fixed versions and status.
In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow
References
- http://httpd.apache.org/security/vulnerabilities_24.html
- https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3E
- https://security.netapp.com/advisory/ntap-20210702-0001/
- https://www.debian.org/security/2021/dsa-4937
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/
- https://security.gentoo.org/glsa/202107-38
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://lists.apache.org/thread.html/r50cae1b71f1e7421069036b213c26da7d8f47dd59874e3bd956959fe@%3Cannounce.httpd.apache.org%3E
- https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd@%3Cdev.httpd.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2021/07/msg00006.html
- http://www.openwall.com/lists/oss-security/2021/06/10/7
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://lists.apache.org/thread.html/r50cae1b71f1e7421069036b213c26da7d8f47dd59874e3bd956959fe%40%3Cannounce.httpd.apache.org%3E
- https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd%40%3Cdev.httpd.apache.org%3E
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/
CVSS Scores
version 3.1