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Package "apache2"

Name: apache2

Description:

Apache HTTP Server
Latest version: 2.4.29-1ubuntu4.27
Release: bionic (18.04)
Level: updates
Repository: main
Homepage: http://httpd.apache.org/

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base main 2.4.29-1ubuntu4
base universe 2.4.29-1ubuntu4
security universe 2.4.29-1ubuntu4.27
security main 2.4.29-1ubuntu4.27
updates universe 2.4.29-1ubuntu4.27

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Changelog

Version: 2.4.29-1ubuntu4.22 2022-03-17 14:06:39 UTC

  apache2 (2.4.29-1ubuntu4.22) bionic-security; urgency=medium

  * SECURITY UPDATE: OOB read in mod_lua via crafted request body
    - debian/patches/CVE-2022-22719.patch: error out if lua_read_body() or
      lua_write_body() fail in modules/lua/lua_request.c.
    - CVE-2022-22719
  * SECURITY UPDATE: HTTP Request Smuggling via error discarding the
    request body
    - debian/patches/CVE-2022-22720.patch: simpler connection close logic
      if discarding the request body fails in modules/http/http_filters.c,
      server/protocol.c.
    - CVE-2022-22720
  * SECURITY UPDATE: overflow via large LimitXMLRequestBody
    - debian/patches/CVE-2022-22721.patch: make sure and check that
      LimitXMLRequestBody fits in system memory in server/core.c,
      server/util.c, server/util_xml.c.
    - CVE-2022-22721
  * SECURITY UPDATE: out-of-bounds write in mod_sed
    - debian/patches/CVE-2022-23943-1.patch: use size_t to allow for larger
      buffer sizes and unsigned arithmetics in modules/filters/libsed.h,
      modules/filters/mod_sed.c, modules/filters/sed1.c.
    - debian/patches/CVE-2022-23943-2.patch: improve the logic flow in
      modules/filters/mod_sed.c.
    - CVE-2022-23943

 -- Marc Deslauriers <email address hidden> Wed, 16 Mar 2022 12:53:42 -0400
Source diff to previous version
CVE-2022-22719 A carefully crafted request body can cause a read to a random memory area which could cause the process to crash. This issue affects Apache HTTP Serv
CVE-2022-22720 Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server
CVE-2022-22721 If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later ca
CVE-2022-23943 Out-of-bounds Write vulnerability in mod_sed of Apache HTTP Server allows an attacker to overwrite heap memory with possibly attacker provided data.

Version: 2.4.29-1ubuntu4.21 2022-01-06 17:06:27 UTC

  apache2 (2.4.29-1ubuntu4.21) bionic-security; urgency=medium

  * SECURITY UPDATE: DoS or SSRF via forward proxy
    - debian/patches/CVE-2021-44224-1.patch: enforce that fully qualified
      uri-paths not to be forward-proxied have an http(s) scheme, and that
      the ones to be forward proxied have a hostname in
      include/http_protocol.h, modules/http/http_request.c,
      modules/http2/h2_request.c, modules/proxy/mod_proxy.c,
      modules/proxy/proxy_util.c, server/protocol.c.
    - debian/patches/CVE-2021-44224-2.patch: don't prevent forwarding URIs
      w/ no hostname in modules/proxy/mod_proxy.c,
      modules/proxy/proxy_util.c.
    - CVE-2021-44224
  * SECURITY UPDATE: overflow in mod_lua multipart parser
    - debian/patches/CVE-2021-44790.patch: improve error handling in
      modules/lua/lua_request.c.
    - CVE-2021-44790

 -- Marc Deslauriers <email address hidden> Wed, 05 Jan 2022 09:50:41 -0500
Source diff to previous version
CVE-2021-44224 A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixi
CVE-2021-44790 A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache http

Version: 2.4.29-1ubuntu4.20 2021-12-02 17:06:19 UTC

  apache2 (2.4.29-1ubuntu4.20) bionic; urgency=medium

  * Revert fix from 2.4.29-1ubuntu4.19, due to performance regression.
    (LP 1832182)

 -- Bryce Harrington <email address hidden> Sun, 14 Nov 2021 23:52:18 +0000
Source diff to previous version

Version: 2.4.29-1ubuntu4.19 2021-10-07 02:06:22 UTC

  apache2 (2.4.29-1ubuntu4.19) bionic; urgency=medium

  * d/apache2ctl: Also use systemd for graceful if it is in use.
    (LP: #1832182)
    - This extends an earlier fix for the start command to behave
      similarly for restart / graceful. Fixes service failures on
      unattended upgrade.

 -- Bryce Harrington <email address hidden> Tue, 28 Sep 2021 22:27:27 +0000
Source diff to previous version
1832182 systemd unable to detect running apache if invoked via \

Version: 2.4.29-1ubuntu4.18 2021-09-28 16:07:13 UTC

  apache2 (2.4.29-1ubuntu4.18) bionic-security; urgency=medium

  * SECURITY REGRESSION: Issues in UDS URIs (LP: #1945311)
    - debian/patches/CVE-2021-40438-2.patch: Fix UDS unix: scheme for P
      rules in modules/mappers/mod_rewrite.c.
    - debian/patches/CVE-2021-40438-3.patch: Handle UDS URIs with empty
      hostname in modules/mappers/mod_rewrite.c,
      modules/proxy/proxy_util.c.

 -- Marc Deslauriers <email address hidden> Tue, 28 Sep 2021 07:01:16 -0400
1945311 Fix for CVE-2021-40438 breaks existing configs
CVE-2021-40438 A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP


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