{"id":"CVE-2023-43786","details":"A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user to consume all available system resources and cause a denial of service condition.","modified":"2026-04-02T09:24:08.272865Z","published":"2023-10-10T13:15:22.023Z","related":["ALSA-2024:2145","ALSA-2024:2973","MGASA-2023-0287","SUSE-SU-2023:3963-1","SUSE-SU-2023:3989-1","SUSE-SU-2024:2453-1","openSUSE-SU-2024:13296-1"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/63IBRFLQVZSMOAZBZOBKFWJP26ILRAGQ/"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/01/24/9"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/10/msg00005.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20231103-0006/"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:2145"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:2973"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2023-43786"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2242253"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.freedesktop.org/xorg/lib/libX11","events":[{"introduced":"0"},{"fixed":"c745719e23af44a4b40ab4508447637b35d91a1e"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"1.8.7"}]}}],"versions":["CYGWIN-6_8_1-MERGE","CYGWIN-6_8_2-MERGE","CYGWIN-HEAD-LAST-MERGE","CYGWIN-PRE-6_8_0-MERGE","CYGWIN-RELEASE-1-MERGE","DAMAGE-XFIXES-BASE","IPv6-REVIEW-BASE","MODULAR_COPY","PRE_xf86-4_3_0_1","XACE-SELINUX-MERGE","XEVIE-BASE","XORG-6_7_99_1","XORG-6_7_99_2","XORG-6_7_99_902","XORG-6_7_99_903","XORG-6_8_1","XORG-6_8_1_902","XORG-6_8_1_903","XORG-6_8_1_904","XORG-6_8_99_10","XORG-6_8_99_13","XORG-6_8_99_14","XORG-6_8_99_15","XORG-6_8_99_6","XORG-6_8_99_7","XORG-6_8_99_9","XORG-6_8_99_900","XORG-6_8_99_901","XORG-6_8_99_902","XORG-6_8_99_903","XORG-6_99_99_900","XORG-6_99_99_901","XORG-6_99_99_902","XORG-6_99_99_903","XORG-6_99_99_904","XORG-CURRENT-CLOSED","XORG-CURRENT-premerge-release-1","XORG-MAIN","XORG-RELEASE-1-BASE","XORG-RELEASE-1-STSF-FORK","XORG-RELEASE-1-TM-BASE","XORG-RELEASE-1-TM-MERGE","XORG-TM-CYGWIN-LAST-MERGE","XPRINT_BASE","XPRINT_BEGIN","lg3d-rel-0-6-2","lg3d-rel-0-7-0","libX11-1.0.99.1","libX11-1.0.99.2","libX11-1.1","libX11-1.1-RC1","libX11-1.1-RC2","libX11-1.1.1","libX11-1.1.2","libX11-1.1.3","libX11-1.1.4","libX11-1.1.5","libX11-1.1.6","libX11-1.1.99.2","libX11-1.2","libX11-1.2.1","libX11-1.2.2","libX11-1.2.99.901","libX11-1.3","libX11-1.3.1","libX11-1.3.2","libX11-1.3.3","libX11-1.3.4","libX11-1.3.5","libX11-1.3.6","libX11-1.3.99.901","libX11-1.3.99.902","libX11-1.3.99.903","libX11-1.4.0","libX11-1.4.1","libX11-1.4.2","libX11-1.4.3","libX11-1.4.4","libX11-1.4.99.1","libX11-1.4.99.901","libX11-1.4.99.902","libX11-1.5.0","libX11-1.5.99.901","libX11-1.5.99.902","libX11-1.6.0","libX11-1.6.1","libX11-1.6.10","libX11-1.6.11","libX11-1.6.12","libX11-1.6.2","libX11-1.6.3","libX11-1.6.4","libX11-1.6.5","libX11-1.6.6","libX11-1.6.7","libX11-1.6.8","libX11-1.6.9","libX11-1.7.0","libX11-1.7.1","libX11-1.7.2","libX11-1.7.3","libX11-1.7.3.1","libX11-1.7.4","libX11-1.7.5","libX11-1.8","libX11-1.8.1","libX11-1.8.2","libX11-1.8.3","libX11-1.8.4","libX11-1.8.5","libX11-1.8.6","libX11-1_0_1","libX11-1_0_2","libX11-1_0_3","rel-0-6-1","xf86-012804-2330","xf86-4_3_99_16","xf86-4_3_99_901","xf86-4_3_99_902","xf86-4_3_99_903","xf86-4_3_99_903_special","xf86-4_4_0","xf86-4_4_99_1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-43786.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"38"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}