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Medium ALSA-2020:4751 10 CVEs

Moderate: httpd:2.4 security, bug fix, and enhancement update

Published Nov 3, 2020 · Updated Nov 2, 2026

Ecosystem: AlmaLinux

Summary

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.

The following packages have been upgraded to a later upstream version: mod_http2 (1.15.7). (BZ#1814236)

Security Fix(es):

* httpd: memory corruption on early pushes (CVE-2019-10081)

* httpd: read-after-free in h2 connection shutdown (CVE-2019-10082)

* httpd: null-pointer dereference in mod_remoteip (CVE-2019-10097)

* httpd: mod_rewrite configurations vulnerable to open redirect (CVE-2020-1927)

* httpd: mod_http2: DoS via slow, unneeded request bodies (CVE-2018-17189)

* httpd: mod_http2: read-after-free on a string compare (CVE-2019-0196)

* httpd: mod_http2: possible crash on late upgrade (CVE-2019-0197)

* httpd: limited cross-site scripting in mod_proxy error page (CVE-2019-10092)

* httpd: mod_rewrite potential open redirect (CVE-2019-10098)

* httpd: mod_proxy_ftp use of uninitialized value (CVE-2020-1934)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Fixed packages 2

ReleasePackageFixed in
AlmaLinux · 8 mod_md 1:2.0.8-8.module_el8.5.0+2609+b30d9eec
AlmaLinux · 8 mod_md 1:2.0.8-8.module_el8.6.0+2872+fe0ff7aa

Vulnerabilities 10

References

  • report
    https://bugzilla.redhat.com/1209162
  • report
    https://bugzilla.redhat.com/1668497
  • report
    https://bugzilla.redhat.com/1695030
  • report
    https://bugzilla.redhat.com/1695042
  • report
    https://bugzilla.redhat.com/1743956
  • report
    https://bugzilla.redhat.com/1743959
  • report
    https://bugzilla.redhat.com/1743966
  • report
    https://bugzilla.redhat.com/1743974
  • report
    https://bugzilla.redhat.com/1743996
  • report
    https://bugzilla.redhat.com/1771847
  • report
    https://bugzilla.redhat.com/1814236
  • report
    https://bugzilla.redhat.com/1820761
  • report
    https://bugzilla.redhat.com/1820772
  • report
    https://bugzilla.redhat.com/1832844
  • advisory
    https://errata.almalinux.org/8/ALSA-2020-4751.html
  • report
    https://vulners.com/cve/CVE-2018-17189
  • report
    https://vulners.com/cve/CVE-2019-0196
  • report
    https://vulners.com/cve/CVE-2019-0197
  • report
    https://vulners.com/cve/CVE-2019-10081
  • report
    https://vulners.com/cve/CVE-2019-10082
  • report
    https://vulners.com/cve/CVE-2019-10092
  • report
    https://vulners.com/cve/CVE-2019-10097
  • report
    https://vulners.com/cve/CVE-2019-10098
  • report
    https://vulners.com/cve/CVE-2020-1927
  • report
    https://vulners.com/cve/CVE-2020-1934