QID 239813

Date Published: 2021-11-11

QID 239813: Red Hat Update for httpd:2.4 security (RHSA-2021:4257)

the httpd packages provide the apache http server, a powerful, efficient, and extensible web server.

Security Fix(es):
  • httpd: mod_session: null pointer dereference when parsing cookie header (cve-2021-26690)
  • httpd: unexpected url matching with 'mergeslashes off' (cve-2021-30641)

Affected Products:

  • Red Hat enterprise linux for x86_64 8 x86_64
  • Red Hat enterprise linux for ibm z systems 8 s390x
  • Red Hat enterprise linux for power, little endian 8 ppc64le
  • Red Hat enterprise linux for arm 64 8 aarch64



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

On successful exploitation, it could allow an attacker to execute code.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5 severity.
    • Solution
    Upgrade to the latest packages which contain a patch.

    Refer to Refer to :
    Applying Package Updates to RHEL system     for details.

    Refer to Red Hat security advisory RHSA-2021:4257 Update to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239813

    CVE-2021-26690 | CVE-2021-30641 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:4257 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:4257
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