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CVE-2026-88806

🗓️ 22 Sep 2026 00:00:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 3 Views

A malicious X server could exploit a buffer overflow in libX11 before1.8.14 during handling of XkbGetMap overflowing the key_sym_map.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-88806
21 Sep 202613:42
cve
cvelist
Cvelist
CVE-2026-88806 libX11 XkbGetMap Reply Heap-based Buffer Overflow
21 Sep 202613:42
cvelist
debiancve
Debian CVE
CVE-2026-88806
21 Sep 202613:42
debiancve
euvd
EUVD
EUVD-2026-83914
21 Sep 202613:42
euvd
mscve
Microsoft CVE
libX11 XkbGetMap Reply Heap-based Buffer Overflow
22 Sep 202608:01
mscve
nvd
NVD
CVE-2026-88806
21 Sep 202614:17
nvd
osv
OSV
AZL-103388 CVE-2026-88806 affecting package libX11 1.8.7-1
21 Sep 202614:17
osv
osv
OSV
DEBIAN-CVE-2026-88806
21 Sep 202614:17
osv
osv
OSV
ECHO-4EE4-286E-3447
22 Sep 202619:08
osv
osv
OSV
OPENSUSE-SU-2026:11833-1 libX11-6-1.8.13-2.1 on GA media
21 Sep 202600:00
osv
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu14.04alllibx110libx11_0_all.deb
Ubuntu16.04alllibx110libx11_0_all.deb
Ubuntu18.04alllibx110libx11_0_all.deb
Ubuntu20.04alllibx110libx11_0_all.deb
Ubuntu22.04alllibx110libx11_0_all.deb
Ubuntu24.04alllibx110libx11_0_all.deb
Ubuntu26.04alllibx110libx11_0_all.deb

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22 Sep 2026 17:35Current
CVSS 3.17.5
SSVC
3