Libx11: integer overflow in xcreateimage() leading to a heap overflow
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.4%
exploitation probability
0.4%top 63% of all CVEs
observed exploitation
nono source reports it
A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
libX11Red Hat · Red Hat Enterprise Linux 6Red Hat · Red Hat Enterprise Linux 7Red Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 9References
https://access.redhat.com/errata/RHSA-2024:2145https://access.redhat.com/errata/RHSA-2024:2973https://access.redhat.com/security/cve/CVE-2023-43787https://bugzilla.redhat.com/show_bug.cgi?id=2242254https://jfrog.com/blog/xorg-libx11-vulns-cve-2023-43786-cve-2023-43787-part-two/https://lists.debian.org/debian-lts-announce/2023/10/msg00005.htmlhttps://security.netapp.com/advisory/ntap-20231103-0006/http://www.openwall.com/lists/oss-security/2024/01/24/9