Package "xserver-xorg-dev"

  xorg-server (2:1.20.13-1ubuntu1~20.04.12) focal-security; urgency=medium

  * SECURITY UPDATE: Out-of-bounds memory write in XKB button actions
    - debian/patches/CVE-2023-6377.patch: allocate enough XkbActions for
      our buttons in Xi/exevents.c, dix/devices.c.
    - CVE-2023-6377
  * SECURITY UPDATE: Out-of-bounds memory read in RRChangeOutputProperty
    and RRChangeProviderProperty
    - debian/patches/CVE-2023-6478.patch: avoid integer truncation in
      length check of ProcRRChange*Property in randr/rrproperty.c,
      randr/rrproviderproperty.c.
    - CVE-2023-6478

 -- Marc Deslauriers <email address hidden> Tue, 12 Dec 2023 20:29:21 -0500

  xorg-server (2:1.20.13-1ubuntu1~20.04.9) focal-security; urgency=medium

  * SECURITY UPDATE: OOB write in XIChangeDeviceProperty and
    RRChangeOutputProperty
    - debian/patches/CVE-2023-5367.patch: fix handling of PropModeAppend
      and PropModePrepend in Xi/xiproperty.c, randr/rrproperty.c.
    - CVE-2023-5367
  * SECURITY UPDATE: Use-after-free bug in DestroyWindow
    - debian/patches/CVE-2023-5380.patch: reset the PointerWindows
      reference on screen switch in dix/enterleave.h, include/eventstr.h,
      mi/mipointer.c.
    - CVE-2023-5380

 -- Marc Deslauriers <email address hidden> Mon, 23 Oct 2023 12:31:55 -0400

  xorg-server (2:1.20.13-1ubuntu1~20.04.8) focal-security; urgency=medium

  * SECURITY UPDATE: Overlay Window Use-After-Free
    - debian/patches/CVE-2023-1393.patch: fix use-after-free of the COW in
      composite/compwindow.c.
    - CVE-2023-1393

 -- Marc Deslauriers <email address hidden> Wed, 29 Mar 2023 08:53:02 -0400

  xorg-server (2:1.20.13-1ubuntu1~20.04.6) focal-security; urgency=medium

  * SECURITY UPDATE: DeepCopyPointerClasses use-after-free
    - debian/patches/CVE-2023-0494.patch: fix potential use-after-free in
      Xi/exevents.c.
    - CVE-2023-0494

 -- Marc Deslauriers <email address hidden> Tue, 07 Feb 2023 07:48:13 -0500

  xorg-server (2:1.20.13-1ubuntu1~20.04.5) focal-security; urgency=medium

  * SECURITY UPDATE: XTestSwapFakeInput stack overflow
    - debian/patches/CVE-2022-46340.patch: disallow GenericEvents in
      XTestSwapFakeInput in Xext/xtest.c.
    - CVE-2022-46340
  * SECURITY UPDATE: XIPassiveUngrabDevice out-of-bounds access
    - debian/patches/CVE-2022-46341.patch: disallow passive grabs with a
      detail > 255 in Xi/xipassivegrab.c.
    - CVE-2022-46341
  * SECURITY UPDATE: XvdiSelectVideoNotify use-after-free
    - debian/patches/CVE-2022-46342.patch: free the XvRTVideoNotify when
      turning off from the same client in Xext/xvmain.c.
    - CVE-2022-46342
  * SECURITY UPDATE: ScreenSaverSetAttributes use-after-free
    - debian/patches/CVE-2022-46343.patch: free the screen saver resource
      when replacing it in Xext/saver.c.
    - CVE-2022-46343
  * SECURITY UPDATE: XIChangeProperty out-of-bounds access
    - debian/patches/CVE-2022-46344-1.patch: return an error from XI
      property changes if verification failed in Xi/xiproperty.c.
    - debian/patches/CVE-2022-46344-2.patch: avoid integer truncation in
      length check of ProcXIChangeProperty in Xi/xiproperty.c.
    - CVE-2022-46344
  * SECURITY UPDATE: XkbGetKbdByName use-after-free
    - debian/patches/CVE-2022-4283.patch: reset the radio_groups pointer to
      NULL after freeing it in xkb/xkbUtils.c.
    - CVE-2022-4283

 -- Marc Deslauriers <email address hidden> Wed, 07 Dec 2022 08:02:34 -0500