Package "xserver-xorg-legacy"

  xorg-server (2:1.18.4-0ubuntu0.12) xenial-security; urgency=medium

  * SECURITY UPDATE: XChangeFeedbackControl Integer Underflow
    - debian/patches/CVE-2021-3472.patch: add check to Xi/chgfctl.c.
    - CVE-2021-3472

 -- Marc Deslauriers <email address hidden> Thu, 08 Apr 2021 08:31:36 -0400

  xorg-server (2:1.18.4-0ubuntu0.11) xenial-security; urgency=medium

  * SECURITY UPDATE: out of bounds memory accesses on too short request
    - debian/patches/CVE-2020-14360.patch: check SetMap request length
      carefully in xkb/xkb.c.
    - CVE-2020-14360
  * SECURITY UPDATE: multiple heap overflows
    - debian/patches/CVE-2020-25712.patch: add bounds checks in xkb/xkb.c.
    - CVE-2020-25712

 -- Marc Deslauriers <email address hidden> Mon, 30 Nov 2020 12:58:19 -0500

  xorg-server (2:1.18.4-0ubuntu0.10) xenial-security; urgency=medium

  * SECURITY UPDATE: Out-Of-Bounds access in XkbSetNames function
    - debian/patches/CVE-2020-14345.patch: correct bounds checking in
      xkb/xkb.c.
    - CVE-2020-14345

 -- Marc Deslauriers <email address hidden> Fri, 04 Sep 2020 09:35:30 -0400

  xorg-server (2:1.18.4-0ubuntu0.9) xenial-security; urgency=medium

  * SECURITY UPDATE: Integer underflow in the X input extension protocol
    - debian/patches/CVE-2020-14346.patch: properly calculate length in
      Xi/xichangehierarchy.c.
    - CVE-2020-14346
  * SECURITY UPDATE: server memory leak
    - debian/patches/CVE-2020-14347.patch: initialize memory in
      dix/pixmap.c.
    - CVE-2020-14347
  * SECURITY UPDATE: Integer Underflow Privilege Escalation
    - debian/patches/CVE-2020-14361.patch: fix dataLeft calculation in
      xkb/xkbSwap.c.
    - CVE-2020-14361
  * SECURITY UPDATE: Integer Underflow Privilege Escalation
    - debian/patches/CVE-2020-14362.patch: properly calculate lengths in
      record/record.c.
    - CVE-2020-14362

 -- Marc Deslauriers <email address hidden> Mon, 31 Aug 2020 10:20:00 -0400

  xorg-server (2:1.18.4-0ubuntu0.7) xenial-security; urgency=medium

  * SECURITY UPDATE: unvalidated extra length in ProcEstablishConnection
    - debian/patches/CVE-2017-12176.patch: add check to dix/dispatch.c.
    - CVE-2017-12176
  * SECURITY UPDATE: Unvalidated variable-length request in
    ProcDbeGetVisualInfo
    - debian/patches/CVE-2017-12177.patch: add check to dbe/dbe.c.
    - CVE-2017-12177
  * SECURITY UPDATE: wrong extra length check in ProcXIChangeHierarchy
    - debian/patches/CVE-2017-12178.patch: fix length check in
      Xi/xichangehierarchy.c.
    - CVE-2017-12178
  * SECURITY UPDATE: integer overflow and unvalidated length in
    ProcXIBarrierReleasePointer
    - debian/patches/CVE-2017-12179-1.patch: test exact size of
      XIBarrierReleasePointer in Xi/xibarriers.c.
    - debian/patches/CVE-2017-12179-2.patch: add checks to Xi/xibarriers.c.
    - CVE-2017-12179
  * SECURITY UPDATE: various unvalidated lengths
    - debian/patches/CVE-2017-12180-12182.patch: add more checks to
      Xext/vidmode.c, hw/xfree86/common/xf86DGA.c,
      hw/xfree86/dri/xf86dri.c.
    - CVE-2017-12180
    - CVE-2017-12181
    - CVE-2017-12182
  * SECURITY UPDATE: more unvalidated lengths
    - debian/patches/CVE-2017-12183.patch: add checks to xfixes/cursor.c,
      xfixes/region.c, xfixes/saveset.c, xfixes/xfixes.c.
    - CVE-2017-12183
  * SECURITY UPDATE: even more unvalidated lengths
    - debian/patches/CVE-2017-12184-12187.patch: add more checks to
      Xext/panoramiX.c, Xext/saver.c, Xext/xres.c, Xext/xvdisp.c,
      hw/dmx/dmxpict.c, pseudoramiX/pseudoramiX.c, render/render.c.
    - CVE-2017-12184
    - CVE-2017-12185
    - CVE-2017-12186
    - CVE-2017-12187
  * debian/patches/os_big_requests.patch: make sure big requests have
    sufficient length in os/io.c.
  * debian/patches/xkb_escape_fix.patch: escape non-printable characters
    correctly in xkb/xkbtext.c.

 -- Marc Deslauriers <email address hidden> Fri, 13 Oct 2017 08:40:17 -0400