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libX11: integer overflow leads to double free in locale handling

🗓️ 04 Nov 2020 14:24:37Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

Integer overflow in libX11 locale handling causes double free, enabling local attackers to crash or execute code.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Cloud Pak for Security uses packages that are vulnerable to several CVEs
19 Oct 202115:38
–ibm
FreeBSD		libX11 -- Doublefree in locale handlng code
25 Aug 202000:00
–freebsd
Tenable Nessus		Amazon Linux 2 : libX11 (ALAS-2020-1567)
9 Dec 202000:00
–nessus
Tenable Nessus		Amazon Linux AMI : libX11 (ALAS-2020-1463) (deprecated)
18 Dec 202000:00
–nessus
Tenable Nessus		Amazon Linux AMI : libX11 (ALAS-2021-1462)
14 Jan 202100:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0087: userspace graphics, xorg-x11, and mesa (ALINUX3-SA-2022:0087)
14 May 202500:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0114: userspace graphics, xorg-x11, and mesa (ALINUX3-SA-2022:0114)
14 May 202500:00
–nessus
Tenable Nessus		AlmaLinux 8 : userspace graphics, xorg-x11, and mesa (ALSA-2021:1804)
9 Feb 202200:00
–nessus
Tenable Nessus		CentOS 8 : userspace graphics, xorg-x11, and mesa (CESA-2021:1804)
19 May 202100:00
–nessus
Tenable Nessus		CentOS 7 : libX11 (RHSA-2020:4908)
6 Nov 202000:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7.9i686libx111.6.7-3.el7_9libx11-1.6.7-3.el7_9.i686.rpm
Red Hat Enterprise Linux7.9ppclibx111.6.7-3.el7_9libx11-1.6.7-3.el7_9.ppc.rpm
Red Hat Enterprise Linux7.9ppc64libx111.6.7-3.el7_9libx11-1.6.7-3.el7_9.ppc64.rpm
Red Hat Enterprise Linux7.9ppc64lelibx111.6.7-3.el7_9libx11-1.6.7-3.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7.9s390libx111.6.7-3.el7_9libx11-1.6.7-3.el7_9.s390.rpm
Red Hat Enterprise Linux7.9s390xlibx111.6.7-3.el7_9libx11-1.6.7-3.el7_9.s390x.rpm
Red Hat Enterprise Linux7.9x86_64libx111.6.7-3.el7_9libx11-1.6.7-3.el7_9.x86_64.rpm
Red Hat Enterprise Linux7.9noarchlibx11-common1.6.7-3.el7_9libx11-common-1.6.7-3.el7_9.noarch.rpm
Red Hat Enterprise Linux7.9i686libx11-debuginfo1.6.7-3.el7_9libx11-debuginfo-1.6.7-3.el7_9.i686.rpm
Red Hat Enterprise Linux7.9ppclibx11-debuginfo1.6.7-3.el7_9libx11-debuginfo-1.6.7-3.el7_9.ppc.rpm
Rows per page

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25 Jun 2026 10:57Current
7.6High risk
Vulners AI Score7.6
CVSS 24.6
CVSS 3.17.8
EPSS0.00575
CWE-190
libX11integer overflowdouble freelocale handlinglocal attackersarbitrary code executionunix
3