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[slackware-security]  httpd (SSA:2021-158-01)

New httpd packages are available for Slackware 14.0, 14.1, 14.2, and -current
to fix security issues.


Here are the details from the Slackware 14.2 ChangeLog:
+--------------------------+
patches/packages/httpd-2.4.48-i586-1_slack14.2.txz:  Upgraded.
  This release contains security fixes and improvements.
  mod_http2: Fix a potential NULL pointer dereference.
  Unexpected <Location> section matching with 'MergeSlashes OFF'.
  mod_auth_digest: possible stack overflow by one nul byte while validating
  the Digest nonce.
  mod_session: Fix possible crash due to NULL pointer dereference, which
  could be used to cause a Denial of Service with a malicious backend
  server and SessionHeader.
  mod_session: Fix possible crash due to NULL pointer dereference, which
  could be used to cause a Denial of Service.
  mod_proxy_http: Fix possible crash due to NULL pointer dereference, which
  could be used to cause a Denial of Service.
  mod_proxy_wstunnel, mod_proxy_http: Handle Upgradable protocols end-to-end
  negotiation.
  For more information, see:
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31618
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30641
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35452
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26691
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26690
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13950
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17567
  (* Security fix *)
+--------------------------+


Where to find the new packages:
+-----------------------------+

Thanks to the friendly folks at the OSU Open Source Lab
(http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project!  :-)

Also see the "Get Slack" section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware-14.0/patches/packages/httpd-2.4.48-i486-1_slack14.0.txz

Updated package for Slackware x86_64 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.0/patches/packages/httpd-2.4.48-x86_64-1_slack14.0.txz

Updated package for Slackware 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware-14.1/patches/packages/httpd-2.4.48-i486-1_slack14.1.txz

Updated package for Slackware x86_64 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.1/patches/packages/httpd-2.4.48-x86_64-1_slack14.1.txz

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/httpd-2.4.48-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/httpd-2.4.48-x86_64-1_slack14.2.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/httpd-2.4.48-i586-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/httpd-2.4.48-x86_64-1.txz


MD5 signatures:
+-------------+

Slackware 14.0 package:
4f0a55562611068696fc6226b8e93557  httpd-2.4.48-i486-1_slack14.0.txz

Slackware x86_64 14.0 package:
9f8fe54dc02cb68a13d44b1ad79e4ebb  httpd-2.4.48-x86_64-1_slack14.0.txz

Slackware 14.1 package:
c334d35be6d30453999c2ad23db88475  httpd-2.4.48-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
cf7e418101644df490a1a5e3992cf230  httpd-2.4.48-x86_64-1_slack14.1.txz

Slackware 14.2 package:
4ff2c515e62b318f0dd271505bbc66d5  httpd-2.4.48-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
19874d3b39ed822829b586e1d58c502c  httpd-2.4.48-x86_64-1_slack14.2.txz

Slackware -current package:
1a5048b8fd29b6a5bf71ef513e12285d  n/httpd-2.4.48-i586-1.txz

Slackware x86_64 -current package:
2a9add06087b868c2c5e9872d9a0a36a  n/httpd-2.4.48-x86_64-1.txz


Installation instructions:
+------------------------+

Upgrade the package as root:
# upgradepkg httpd-2.4.48-i586-1_slack14.2.txz

Then, restart Apache httpd:

# /etc/rc.d/rc.httpd stop
# /etc/rc.d/rc.httpd start


+-----+

Slackware Linux Security Team
http://slackware.com/gpg-key
security@slackware.com

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