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Package "libx11-xcb1"

Name: libx11-xcb1

Description:

Xlib/XCB interface library
Latest version: 2:1.6.9-2ubuntu1.2
Release: focal (20.04)
Level: updates
Repository: main
Head package: libx11

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Other versions of "libx11-xcb1" in Focal

Repository Area Version
base main 2:1.6.9-2ubuntu1
security main 2:1.6.9-2ubuntu1.2
proposed main 2:1.6.9-2ubuntu1.3

Changelog

Version: 2:1.6.9-2ubuntu1.2 2021-05-25 18:06:33 UTC

  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
Source diff to previous version

Version: 2:1.6.9-2ubuntu1.1 2020-09-02 15:06:22 UTC

  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
CVE-2020-14344 An integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client was implemented in libX11 before version 1.6.10. A
CVE-2020-14363 Double free in libX11 locale handling code


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