Package "libx11-xcb1"

  libx11 (2:1.6.9-2ubuntu1.6) focal-security; urgency=medium

  * SECURITY UPDATE: out-of-bounds memory access in _XkbReadKeySyms()
    - d/p/0001-CVE-2023-43785-out-of-bounds-memory-access-in-_XkbRe.patch
    - CVE-2023-43785
  * SECURITY UPDATE: stack exhaustion from infinite recursion in
    PutSubImage()
    - d/p/0002-CVE-2023-43786-stack-exhaustion-from-infinite-recurs.patch
    - d/p/0003-XPutImage-clip-images-to-maximum-height-width-allowe.patch
    - CVE-2023-43786
  * SECURITY UPDATE: integer overflow in XCreateImage() leading to a heap
    overflow
    - d/p/0004-XCreatePixmap-trigger-BadValue-error-for-out-of-rang.patch
    - d/p/0005-CVE-2023-43787-Integer-overflow-in-XCreateImage-lead.patch
    - CVE-2023-43787

 -- Marc Deslauriers <email address hidden> Mon, 02 Oct 2023 15:14:49 -0400

  libx11 (2:1.6.9-2ubuntu1.5) focal-security; urgency=medium

  * SECURITY UPDATE: multiple buffer overflows
    - debian/patches/CVE-2023-3138.patch: add bounds checks for extension
      request, event, & error codes in src/InitExt.c.
    - CVE-2023-3138
  * This update does _not_ contain the changes from 2:1.6.9-2ubuntu1.3 in
    focal-proposed.

 -- Marc Deslauriers <email address hidden> Tue, 13 Jun 2023 07:26:48 -0400

  libx11 (2:1.6.9-2ubuntu1.2) focal-security; urgency=medium

  * SECURITY UPDATE: extra X protocol requests via unchecked string lengths
    - debian/patches/CVE-2021-31535.patch: reject strings longer than
      USHRT_MAX before sending them on the wire in src/Font.c,
      src/FontInfo.c, src/FontNames.c, src/GetColor.c, src/LoadFont.c,
      src/LookupCol.c, src/ParseCol.c, src/QuExt.c, src/SetFPath.c,
      src/SetHints.c, src/StNColor.c, src/StName.c .
    - CVE-2021-31535

 -- Marc Deslauriers <email address hidden> Wed, 19 May 2021 13:07:18 -0400

  libx11 (2:1.6.9-2ubuntu1.1) focal-security; urgency=medium

  * SECURITY UPDATE: integer overflow and heap overflow in XIM client
    - debian/patches/CVE-2020-14344-1.patch: fix signed length values in
      modules/im/ximcp/imRmAttr.c.
    - debian/patches/CVE-2020-14344-2.patch: fix integer overflows in
      modules/im/ximcp/imRmAttr.c.
    - debian/patches/CVE-2020-14344-3.patch: fix more unchecked lengths in
      modules/im/ximcp/imRmAttr.c.
    - debian/patches/CVE-2020-14344-4.patch: zero out buffers in functions
      in modules/im/ximcp/imDefIc.c, modules/im/ximcp/imDefIm.c.
    - debian/patches/CVE-2020-14344-5.patch: change the data_len parameter
      to CARD16 in modules/im/ximcp/imRmAttr.c.
    - debian/patches/CVE-2020-14344-6.patch: fix size calculation in
      modules/im/ximcp/imRmAttr.c.
    - debian/patches/CVE-2020-14344-7.patch: fix input clients connecting
      to server in modules/im/ximcp/imRmAttr.c.
    - CVE-2020-14344
  * SECURITY UPDATE: integer overflow and double free in locale handling
    - debian/patches/CVE-2020-14363.patch: fix an integer overflow in
      modules/om/generic/omGeneric.c.
    - CVE-2020-14363

 -- Marc Deslauriers <email address hidden> Mon, 31 Aug 2020 11:51:55 -0400