Known Vulnerabilities for LibX11 by X.org

Listed below are 10 of the newest known vulnerabilities associated with "LibX11" by "X.org".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-94285 json An out-of-bounds read in libX11's byte-oriented codeset parser in libX11 before 1.8.14 could be used by malicious X servers t... Not Provided 2026-09-28 2026-09-30
CVE-2026-94284 json An out-of-bounds read vulnerability in libX11's XIM trigger-key registration parser in libX11 before 1.8.14 could be used by ... Not Provided 2026-09-28 2026-09-30
CVE-2026-94283 json An out-of-bounds read vulnerability in libX11's XIM (X Input Method) attribute parser in libX11 before 1.8.14 could be used b... Not Provided 2026-09-28 2026-09-30
CVE-2026-88806 json A malicious X server could exploit a buffer overflow in libX11 before 1.8.14 during handling of XkbGetMap overflowing the key... Not Provided 2026-09-21 2026-09-22
CVE-2023-43787 json A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local u... 7.8 - HIGH 2023-10-10 2024-01-24
CVE-2023-43786 json A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user ... 5.5 - MEDIUM 2023-10-10 2024-01-24
CVE-2023-43785 json A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function. This flaw allows a loc... 5.5 - MEDIUM 2023-10-10 2023-11-07
CVE-2023-3138 json A vulnerability was found in libX11. The security flaw occurs because the functions in src/InitExt.c in libX11 do not check t... 7.5 - HIGH 2023-06-28 2023-12-08
CVE-2022-3555 json ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further inv... Not Provided 2022-10-17 2023-11-07
CVE-2022-3554 json ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further inv... Not Provided 2022-10-17 2023-11-07

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationX.orgLibx111.6.9
ApplicationX.orgLibx111.6.8
ApplicationX.orgLibx111.6.7
ApplicationX.orgLibx111.6.6
ApplicationX.orgLibx111.6.5
ApplicationX.orgLibx111.6.4
ApplicationX.orgLibx111.6.3
ApplicationX.orgLibx111.6.2
ApplicationX.orgLibx111.6.12
ApplicationX.orgLibx111.6.10
ApplicationX.orgLibx111.6.1
ApplicationX.orgLibx111.6.0
ApplicationX.orgLibx111.5.99.902
ApplicationX.orgLibx111.5.99.901
ApplicationX.orgLibx111.5.0
ApplicationX.orgLibx111.4.99.902
ApplicationX.orgLibx111.4.99.901
ApplicationX.orgLibx111.4.99.1
ApplicationX.orgLibx111.4.4
ApplicationX.orgLibx111.4.3

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