87 results · Feed
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High 7.8
Xorg-x11-server: heap buffer overflow in disabledevice
A heap buffer overflow flaw was found in the DisableDevice function in the X.Org server. This issue may lead to an application crash or, in some circumstances, remote code execution in SSH X11 forwarding environments.
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High 7.8
Xorg-x11-server: heap buffer overflow in xisenddevicehierarchyevent
A flaw was found in X.Org server. In the XISendDeviceHierarchyEvent function, it is possible to exceed the allocated array length when certain new device IDs are added to the xXIHierarchyInfo struct. This can trigger a heap buffer overflow condition, which ma…
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High 7.8
Xorg-x11-server: reattaching to different master device may lead to out-of-bounds memory access
An out-of-bounds memory access flaw was found in the X.Org server. This issue can be triggered when a device frozen by a sync grab is reattached to a different master device. This issue may lead to an application crash, local privilege escalation (if the serv…
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High 7.8
Xorg-x11-server: selinux context corruption
A flaw was found in the X.Org server. The cursor code in both Xephyr and Xwayland uses the wrong type of private at creation. It uses the cursor bits type with the cursor as private, and when initiating the cursor, that overwrites the XSELINUX context.
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Medium 5.5
Xorg-x11-server: selinux unlabeled glx pbuffer
A flaw was found in the X.Org server. The GLX PBuffer code does not call the XACE hook when creating the buffer, leaving it unlabeled. When the client issues another request to access that resource (as with a GetGeometry) or when it creates another resource t…
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Critical 9.8
Xorg-x11-server: heap buffer overflow in devicefocusevent and procxiquerypointer
A flaw was found in X.Org server. Both DeviceFocusEvent and the XIQueryPointer reply contain a bit for each logical button currently down. Buttons can be arbitrarily mapped to any value up to 255, but the X.Org Server was only allocating space for the device'…
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High 7.6
Xorg-x11-server: out-of-bounds memory read in rrchangeoutputproperty and rrchangeproviderproperty
A flaw was found in xorg-server. A specially crafted request to RRChangeProviderProperty or RRChangeOutputProperty can trigger an integer overflow which may lead to a disclosure of sensitive information.
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High 7.8
Xorg-x11-server: out-of-bounds memory reads/writes in xkb button actions
A flaw was found in xorg-server. Querying or changing XKB button actions such as moving from a touchpad to a mouse can result in out-of-bounds memory reads and writes. This may allow local privilege escalation or possible remote code execution in cases where …
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High 7.0
Xorg-x11-server: use-after-free bug in damagedestroy
A use-after-free flaw was found in xorg-x11-server-Xvfb. This issue occurs in Xvfb with a very specific and legacy configuration (a multi-screen setup with multiple protocol screens, also known as Zaphod mode). If the pointer is warped from a screen 1 to a sc…
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Medium 4.7
Xorg-x11-server: use-after-free bug in destroywindow
A use-after-free flaw was found in the xorg-x11-server. An X server crash may occur in a very specific and legacy configuration (a multi-screen setup with multiple protocol screens, also known as Zaphod mode) if the pointer is warped from within a window on o…
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High 7.8
Xorg-x11-server: out-of-bounds write in xichangedeviceproperty/rrchangeoutputproperty
A out-of-bounds write flaw was found in the xorg-x11-server. This issue occurs due to an incorrect calculation of a buffer offset when copying data stored in the heap in the XIChangeDeviceProperty function in Xi/xiproperty.c and in RRChangeOutputProperty func…
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High 7.8
A vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be e…
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High 7.8
A vulnerability was found in X.Org. This security flaw occurs because the XkbCopyNames function left a dangling pointer…
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High 8.8
A vulnerability was found in X.Org. This security flaw occurs because the handler for the ScreenSaverSetAttributes requ…
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Unscored —
A vulnerability was found in X.Org. This security flaw occurs because the handler for the XIChangeProperty request has …
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High 8.8
A vulnerability was found in X.Org. This security flaw occurs because the handler for the XvdiSelectVideoNotify request…
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High 8.8
A vulnerability was found in X.Org. This security flaw occurs becuase the swap handler for the XTestFakeInput request o…
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High 8.8
A vulnerability was found in X.Org. This security flaw occurs because the handler for the XIPassiveUngrab request acces…
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Unscored —
A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests.…
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Unscored —
A flaw was found in the Xorg-x11-server. An out-of-bounds access issue can occur in the ProcXkbSetGeometry function due…
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Unscored —
A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in …
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Unscored —
A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in …
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Unscored —
A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in …
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Unscored —
A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in …
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Unscored —
A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lea…
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Unscored —
A flaw was found in the X.Org Server before version 1.20.10. An out-of-bounds access in the XkbSetMap function may lead…
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Unscored —
A flaw was found in xorg-x11-server before 1.20.10. A heap-buffer overflow in XkbSetDeviceInfo may lead to a privilege …
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Unscored —
A flaw was found in X.Org Server before xorg-x11-server 1.20.9. An Out-Of-Bounds access in XkbSetNames function may lea…
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Unscored —
A flaw was found in xorg-x11-server before 1.20.9. An integer underflow in the X input extension protocol decoding in t…
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Unscored —
A flaw was found in X.Org Server before xorg-x11-server 1.20.9. An Integer underflow leading to heap-buffer overflow ma…
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Unscored —
A flaw was found in X.Org Server before xorg-x11-server 1.20.9. An Integer underflow leading to heap-buffer overflow ma…
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Medium 5.5
A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the …
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Unscored —
A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options w…
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Unscored —
xorg-x11-server before 1.19.5 was missing extra length validation in ProcEstablishConnection function allowing maliciou…
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Unscored —
xorg-x11-server before 1.19.5 was missing length validation in XFree86 VidModeExtension allowing malicious X client to …
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Unscored —
xorg-x11-server before 1.19.5 was missing length validation in X-Resource extension allowing malicious X client to caus…
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Unscored —
xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X clien…
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Unscored —
xorg-x11-server before 1.19.5 was missing length validation in XFree86 DRI extension allowing malicious X client to cau…
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Unscored —
xorg-x11-server before 1.19.5 was vulnerable to integer overflow in (S)ProcXIBarrierReleasePointer functions allowing m…
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Unscored —
xorg-x11-server before 1.19.5 was missing length validation in RENDER extension allowing malicious X client to cause X …