Priority LOW 23
A use after free caused by missing lifecycle management of gesture sprites in GestureBuildSprite() in X.Org X Server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to crash the X serv…
CVSS 3.1MEDIUM 5.3· Local · Low privileges · No interaction · EPSS 0.00166 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-122
Priority LOW 30
A buffer overread in CheckKeySyms() in X.Org X Server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to leak small amounts of information from X server memory or potentially crash the…
CVSS 4.0MEDIUM 6.9· Local · Low privileges · No interaction · EPSS 0.00177 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-126
Priority LOW 35
A heap buffer overflow caused by a XIPassiveUngrabDevice request with an out-of-range modifier value in X.Org X Server before 21.1.15 and XWayland before 24.1.14 could be used by authenticated X clients to crash or poten…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00202 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-122
Priority LOW 35
A heap buffer overflow caused by mismatched size usage in CopyArea CPU-to-FBO path in X.Org X Server before 21.1.15 and XWayland before 24.1.14 could be used by authenticated X clients to crash or potentially execute cod…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00202 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-122
Priority LOW 33
A buffer overflow in RandR ChangeProviderProperty requests in X.Org X Server before 2.1.25 and XWayland before 24.4.14 could be used by authenticated X clients to crash or execute code within the X server context.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00202 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-122
Priority LOW 35
A heap buffer overflow caused by mismatching size calculations between XkbAllocNames and ChangeKeycodeRange in X.org X server before 2.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to crash or…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00202 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-122
Priority LOW 35
A buffer overflow when handling pointer barriers in the XFIXES extension in X.Org X server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to crash or potentially execute code in X ser…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00202 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-122
Priority LOW 35
An integer truncation issue in XkbResizeKeyType() that could lead to a heap buffer overflow by authenticated X clients in X.org X server before 21.1.25 and XWayland before 24.1.14 could be exploited for crashes or potent…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00202 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-122
Priority LOW 38
A heap buffer overflow in handling GLX RenderLarge request where dataBytes exceeds cmdlen in X.org X server before 21.1.25 and XWayland before 24.1.14 that could be be triggered by an authenticated X client could cause c…
CVSS 4.0HIGH 8.5· Local · Low privileges · No interaction · EPSS 0.00193 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-122
Priority LOW 24
A use-after-free caused by lack of lifecycle management when adding / removing XInput master devices in X.org X Server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X Clients to crash the X se…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00192 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-416
Priority LOW 29
A use-after-free in present_clear_window_notifies() in the X.org X Server before 21.1.25 and X Wayland before 24.1.14 could be used by malicious X clients to crash or potentially execute code in the X server context.
CVSS 4.0MEDIUM 6.8· Local · Low privileges · No interaction · EPSS 0.00194 · Published 2026-10-28 · Partial fix · 21.1.25, 24.1.14 CWE-416
Priority LOW 35
A double free in XKB SetGeometryin X.Org X Server before 21.1.25 and X Wayland before 24.1.14 could be used by attached clients to cause a crash or potentially code in the x server context.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00187 · Published 2026-10-27 · Partial fix · 21.1.25, 24.1.14 CWE-415
Priority LOW 34
A malicious X server could cause a heap overflow by injecting a large DEVICE_ENABLE reply when processed by libXi before 1.8.4.
CVSS 3.1HIGH 7.5· Network · No auth · User interaction · EPSS 0.00258 · Published 2026-10-27 · Partial fix · 1.8.4 CWE-122
Priority LOW 29
A malicious X server could send malformed RECORD EnableContext reolies that can cause a X client using the parse_reply_call_callback function in libXtst before 1.2.6 to enter a endless loop.
CVSS 3.1MEDIUM 6.5· Network · No auth · User interaction · EPSS 0.00272 · Published 2026-10-27 · Partial fix · 1.2.6 CWE-835
Priority LOW 34
A buffer overflow when handling DEVICE_RESOLUTION in libXi before 1.8.4 could overflow a heap, triggered by a malicious X server.
CVSS 3.1HIGH 7.5· Network · No auth · User interaction · EPSS 0.00258 · Published 2026-10-27 · Partial fix · 1.8.4 CWE-122
Priority LOW 24
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.
CVSS 3.1MEDIUM 5.5· Local · No auth · User interaction · EPSS 0.00128 · Published 2026-09-28 · Partial fix · 3.5.19 CWE-1050
Priority LOW 31
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.
CVSS 3.1HIGH 7.1· Network · No auth · User interaction · EPSS 0.00202 · Published 2026-09-28 · Partial fix · 1.2.6 CWE-126
Priority LOW 22
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.
CVSS 3.1MEDIUM 5.1· Local · No auth · No interaction · EPSS 0.00147 · Published 2026-09-28 · Partial fix · 1.8.14 CWE-125
Priority LOW 24
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.
CVSS 3.1MEDIUM 5.5· Local · No auth · User interaction · EPSS 0.00132 · Published 2026-09-28 · Partial fix · 1.8.14 CWE-125
Priority LOW 28
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.
CVSS 3.1MEDIUM 6.5· Network · No auth · User interaction · EPSS 0.00213 · Published 2026-09-28 · Partial fix · 1.8.14 CWE-125
Priority LOW 24
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.
CVSS 3.1MEDIUM 5.6· Local · Low privileges · User interaction · EPSS 0.00126 · Published 2026-09-28 · Partial fix · 1.8.4 CWE-125
Priority LOW 28
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.
CVSS 3.1MEDIUM 6.5· Network · No auth · User interaction · EPSS 0.00213 · Published 2026-09-24 · Partial fix · 1.8.4 CWE-125
Priority LOW 28
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.
CVSS 3.1MEDIUM 6.5· Network · No auth · User interaction · EPSS 0.00213 · Published 2026-09-24 · Partial fix · 1.8.4 CWE-125
Priority LOW 28
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.
CVSS 3.1MEDIUM 6.5· Network · No auth · User interaction · EPSS 0.00262 · Published 2026-09-24 · Partial fix · 1.8.4 CWE-125
Priority LOW 32
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.
CVSS 3.1HIGH 7.4· Network · No auth · User interaction · EPSS 0.00262 · Published 2026-09-24 · Partial fix · 1.8.4 CWE-125
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