[SECURITY] [DLA 2361-1] libx11 security update

2020-09-0107:55:25

lists.debian.org

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.3%

JSON

Debian LTS Advisory DLA-2361-1 [email protected]
https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
September 01, 2020 https://wiki.debian.org/LTS

Package : libx11
Version : 2:1.6.4-3+deb9u3
CVE ID : CVE-2020-14363
Debian Bug : 969008

Jayden Rivers found an integer overflow in the init_om function of
libX11, the X11 client-side library, which could lead to a double
free.

For Debian 9 stretch, this problem has been fixed in version
2:1.6.4-3+deb9u3.

We recommend that you upgrade your libx11 packages.

For the detailed security status of libx11 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/libx11

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

OSVersionArchitecturePackageVersionFilename
Debian9arm64libx11-xcb-dev< 2:1.6.4-3+deb9u3libx11-xcb-dev_2:1.6.4-3+deb9u3_arm64.deb
Debian9amd64libx11-xcb-dev< 2:1.6.4-3+deb9u3libx11-xcb-dev_2:1.6.4-3+deb9u3_amd64.deb
Debian10amd64libx11-dev< 2:1.6.7-1+deb10u1libx11-dev_2:1.6.7-1+deb10u1_amd64.deb
Debian9armellibx11-xcb1< 2:1.6.4-3+deb9u3libx11-xcb1_2:1.6.4-3+deb9u3_armel.deb
Debian10ppc64ellibx11-6< 2:1.6.7-1+deb10u1libx11-6_2:1.6.7-1+deb10u1_ppc64el.deb
Debian10amd64libx11-6-udeb< 2:1.6.7-1+deb10u1libx11-6-udeb_2:1.6.7-1+deb10u1_amd64.deb
Debian9i386libx11-xcb-dev< 2:1.6.4-3+deb9u3libx11-xcb-dev_2:1.6.4-3+deb9u3_i386.deb
Debian10armellibx11-6-udeb< 2:1.6.7-1+deb10u1libx11-6-udeb_2:1.6.7-1+deb10u1_armel.deb
Debian10mipslibx11-6< 2:1.6.7-1+deb10u1libx11-6_2:1.6.7-1+deb10u1_mips.deb
Debian10i386libx11-xcb1-dbgsym< 2:1.6.7-1+deb10u1libx11-xcb1-dbgsym_2:1.6.7-1+deb10u1_i386.deb

OS	Version	Architecture	Package	Version	Filename
Debian	9	arm64	libx11-xcb-dev	< 2:1.6.4-3+deb9u3	libx11-xcb-dev_2:1.6.4-3+deb9u3_arm64.deb
Debian	9	amd64	libx11-xcb-dev	< 2:1.6.4-3+deb9u3	libx11-xcb-dev_2:1.6.4-3+deb9u3_amd64.deb
Debian	10	amd64	libx11-dev	< 2:1.6.7-1+deb10u1	libx11-dev_2:1.6.7-1+deb10u1_amd64.deb
Debian	9	armel	libx11-xcb1	< 2:1.6.4-3+deb9u3	libx11-xcb1_2:1.6.4-3+deb9u3_armel.deb
Debian	10	ppc64el	libx11-6	< 2:1.6.7-1+deb10u1	libx11-6_2:1.6.7-1+deb10u1_ppc64el.deb
Debian	10	amd64	libx11-6-udeb	< 2:1.6.7-1+deb10u1	libx11-6-udeb_2:1.6.7-1+deb10u1_amd64.deb
Debian	9	i386	libx11-xcb-dev	< 2:1.6.4-3+deb9u3	libx11-xcb-dev_2:1.6.4-3+deb9u3_i386.deb
Debian	10	armel	libx11-6-udeb	< 2:1.6.7-1+deb10u1	libx11-6-udeb_2:1.6.7-1+deb10u1_armel.deb
Debian	10	mips	libx11-6	< 2:1.6.7-1+deb10u1	libx11-6_2:1.6.7-1+deb10u1_mips.deb
Debian	10	i386	libx11-xcb1-dbgsym	< 2:1.6.7-1+deb10u1	libx11-xcb1-dbgsym_2:1.6.7-1+deb10u1_i386.deb