[Bug 811422] Re: Exploitable integer overflow on x86 in mod SetEnvIf, leading to buffer overwrite

[Launchpad Bug Tracker]

This bug was fixed in the package apache2 - 2.2.8-1ubuntu0.23

---------------
apache2 (2.2.8-1ubuntu0.23) hardy-security; urgency=low

  * SECURITY UPDATE: arbitrary code execution via crafted SetEnvIf
    directive (LP: #811422)
    - debian/patches/220_CVE-2011-3607.dpatch: validate length in
      server/util.c.
    - CVE-2011-3607
  * SECURITY UPDATE: another mod_proxy reverse proxy exposure
    - debian/patches/221_CVE-2011-4317.dpatch: validate additional URIs in
      modules/mappers/mod_rewrite.c, modules/proxy/mod_proxy.c,
      server/protocol.c.
    - CVE-2011-4317
  * SECURITY UPDATE: denial of service and possible code execution via
    type field modification within a scoreboard shared memory segment
    - debian/patches/222_CVE-2012-0031.dpatch: check type field in
      server/scoreboard.c.
    - CVE-2012-0031
  * SECURITY UPDATE: cookie disclosure via Bad Request errors
    - debian/patches/223_CVE-2012-0053.dpatch: check lengths in
      server/protocol.c.
    - CVE-2012-0053
 -- Marc Deslauriers <marc.deslauriers at ubuntu.com>   Tue, 14 Feb 2012 10:49:11 -0500

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https://bugs.launchpad.net/bugs/811422

Title:
  Exploitable integer overflow on x86 in mod SetEnvIf, leading to buffer
  overwrite

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