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Package "libx11-6"

Name: libx11-6

Description:

X11 client-side library
Latest version: 2:1.6.3-1ubuntu2.2
Release: xenial (16.04)
Level: security
Repository: main
Head package: libx11

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Other versions of "libx11-6" in Xenial

Repository Area Version
base main 2:1.6.3-1ubuntu2
updates main 2:1.6.3-1ubuntu2.2

Changelog

Version: 2:1.6.3-1ubuntu2.2 2020-09-02 14:06:17 UTC

  libx11 (2:1.6.3-1ubuntu2.2) xenial-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 12:11:23 -0400
Source diff to previous version
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

Version: 2:1.6.3-1ubuntu2.1 2018-08-30 19:07:18 UTC

  libx11 (2:1.6.3-1ubuntu2.1) xenial-security; urgency=medium

  * SECURITY UPDATE: Out-of-bounds read
    - debian/patches/CVE-2016-7942.patch: fix in src/GetImage.c.
    - CVE-2016-7942
  * SECURITY UPDATE: Out-of-bounds read
    - debian/patches/CVE-2016-7943.patch: fix in src/FontNames.c,
      src/ListExt.c, src/ModMap.c.
    - CVE-2016-7943
  * SECURITY UPDATE: Denial of service
    - debian/patches/CVE-2018-14598.patch: fix in src/GetFPath.c,
      src/ListExt.c.
    - CVE-2018-14598
  * SECURITY UPDATE: Denial of service
    - debian/patches/CVE-2018-14599.patch: fix in src/FontNames.c,
      src/GetFPath.c, src/ListExt.c.
    - CVE-2018-14599
  * SECURITY UPDATE: Denial of service
    - debian/patches/CVE-2018-14600.patch: fix in src/GetFPath.
    - CVE-2018-14600

 -- <email address hidden> (Leonidas S. Barbosa) Wed, 29 Aug 2018 17:04:57 -0300
CVE-2016-7942 The XGetImage function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving image type and geometry, wh
CVE-2016-7943 The XListFonts function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving length fields, which trigg
CVE-2018-14598 An issue was discovered in XListExtensions in ListExt.c in libX11 through 1.6.5. A malicious server can send a reply in which the first string overfl
CVE-2018-14599 An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c is vulnerable to an off-by-one error caused by malicious s
CVE-2018-14600 An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c interprets a variable as signed instead of unsigned, resul


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