Search Results (186 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2026-94282 2 Libxi, X.org 2 Libxi, Libxi 2026-10-04 5.6 Medium
An out-of-bounds read in libXi's XI2 enter/leave/focus cookie conversion in libXi before 1.8.4 could be used by malicious X server to crash an attached X client.
CVE-2026-94286 1 X.org 1 Libxtst 2026-09-30 7.1 High
An out-of-bounds read in libXtst's RECORD reply parser in libXtst before 1.2.6 could be used by malicious X servers to crash attached X clients.
CVE-2026-94285 1 X.org 1 Libx11 2026-09-30 5.1 Medium
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 to crash attached X clients.
CVE-2026-94284 1 X.org 1 Libx11 2026-09-30 5.5 Medium
An out-of-bounds read vulnerability in libX11's XIM trigger-key registration parser in libX11 before 1.8.14 could be used by malicious X servers to crash attached X clients.
CVE-2026-94283 1 X.org 1 Libx11 2026-09-30 6.5 Medium
An out-of-bounds read vulnerability in libX11's XIM (X Input Method) attribute parser in libX11 before 1.8.14 could be used by malicious X servers to crash attached X clients.
CVE-2026-94287 1 X.org 1 Libxpm 2026-09-28 5.5 Medium
A denial of service via unsigned underflow in libXpm's write path in libXpm before 3.5.19 could be used by local attackers to cause unbounded CPU usage and memory exhaustion.
CVE-2026-93541 1 X.org 1 Libxi 2026-09-25 6.5 Medium
An out-of-bounds read in libXi's XQueryDeviceState() in libXi before 1.8.4 could be used by a
CVE-2026-93545 1 X.org 1 Libxi 2026-09-25 6.5 Medium
An out-of-bounds read in libXi's XListInputDevices() in libXi before 1.8.4 could be used by malicious X servers to crash an attached X client.
CVE-2026-93542 1 X.org 1 Libxi 2026-09-25 6.5 Medium
An out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes() in libXi before 1.8.4 could be used by malicous servers to crash the X client.
CVE-2026-93543 1 X.org 1 Libxi 2026-09-25 7.4 High
An out-of-bounds read in libXi's XI2 class parser in libXi before 1.8.4 could be used by malicious X servers to crash an attached X client.
CVE-2026-93544 1 X.org 1 Libxi 2026-09-25 6.5 Medium
An out-of-bounds read in libXi's XI2 XIQueryDevice reply parsing in libXi before 1.8.4 can be used by a malicious X server to crash an attached X client.
CVE-2026-94281 1 X.org 1 Libxi 2026-09-25 6.5 Medium
An out-of-bounds read in libXi's XListInputDevices() class parsing in libXi before 1.8.4 could be used by malicious X servers to crash an attached X client.
CVE-2026-88806 1 X.org 1 Libx11 2026-09-22 7.5 High
A malicious X server could exploit a buffer overflow in libX11 before 1.8.14 during handling of XkbGetMap overflowing the key_sym_map.
CVE-2026-88807 1 X.org 1 Libxrender 2026-09-22 8.3 High
A heap overflow in libXrender before 0.9.13 in RenderQueryPictFormats could be used by malicious X servers to inject code into attached X clients.
CVE-2026-56000 1 X.org 3 X Server, Xorg-server, Xwayland 2026-07-10 7.8 High
Local attackers with a X connection able to provide GLX commit to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a Heap Use After Free, due to CommonMakeCurrent() pointing into potentially reallocated memory.
CVE-2026-56001 2 X, X.org 2 Libxfont, Libxfont 2026-07-10 8.5 High
A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size could be used by attackers able to access the X Server to execute code within the X server cont
CVE-2026-56002 2 X, X.org 3 Libxfont, Libxfont, Libxfont2 2026-07-10 8.5 High
A heap bufferflow in pcfReadFont() due to missing glyph bounds checking in libXfont2 before 2.0.8  allows attackers authenticated as X client to execute code within the X server.
CVE-2026-56003 2 X, X.org 3 Libxfont, Libxfont, Libxfont2 2026-07-10 8.5 High
A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties() before libXfont2 before 2.0.8 could be used by attackers using authenticated X clients to execute code within the X server.
CVE-2026-55999 1 X.org 3 X Server, Xorg-server, Xwayland 2026-07-08 8.5 High
Local attackers with a X connection able to provide PCX fonts to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a heap buffer overflow via SetFont due to missing glyph boundary checks.
CVE-2026-50263 2 Redhat, X.org 3 Enterprise Linux, X Server, Xwayland 2026-06-11 5.5 Medium
A use-after-free flaw was found in the X.Org X server and Xwayland in CreateSaverWindow(). A client can trigger a use-after-free read after changing window attributes and forcing the screen saver, leading to information disclosure.