AZL-103391 CVE-2026-88807 affecting package libXrender 0.9.11-1

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-2026-88807

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-2026-88807

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...

EUVD-2026-83916

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-2026-88806 libX11 XkbGetMap Reply Heap-based Buffer Overflow

A malicious X server could exploit a buffer overflow in libX11 before 1.8.14 during handling of XkbGetMap overflowing the keysymmap...

CVE-2026-88806

libX11 versions before 1.8.14 are vulnerable to a heap-based buffer overflow in the handling of the XkbGetMap reply, specifically overflowing the key_sym_map buffer. A malicious X server can trigger this, leading to potential compromise of confidentiality, integrity, and availability as rated by ...

EUVD-2026-83914

A malicious X server could exploit a buffer overflow in libX11 before 1.8.14 during handling of XkbGetMap overflowing the keysymmap...

CVE-2026-88806 libX11 XkbGetMap Reply Heap-based Buffer Overflow

A malicious X server could exploit a buffer overflow in libX11 before 1.8.14 during handling of XkbGetMap overflowing the keysymmap...

CVE-2026-88807: Heap-based Buffer Overflow

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...

Astra Linux – Vulnerability in xorg-server

A use-after-free flaw was identified in the X.Org X server and Xwayland within the miSyncDestroyFence function. A client that sets up multiple fence triggers may trigger a use-after-free function pointer call. An attacker could connect to the X server to set up a fence and wait for it, then anoth...

Astra Linux – Vulnerability in xorg-server

A stack-based buffer overflow vulnerability was discovered in the X.Org X server and Xwayland. The X server has multiple stack buffers with a size of XkbMaxShiftLevel XkbNumKbdGroups, but the CheckKeyTypes function does not verify or limit non-canonical key types to XkbMaxShiftLevel. A client can...

Astra Linux – Vulnerability in xorg-server

A use-after-free flaw was detected in the xorg-x11-server. A 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 moved from one screen’s window to the root window of another screen, a...

[SECURITY] [DSA 6497-1] xorg-server security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6497-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso September 12, 2026 https://www.debian.org/security/faq -...

Debian dsa-6497 : xnest - security update

The remote Debian 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6497 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6497-1 [email protected] https://www.debian.org/securit...

EulerOS 2.0 SP12 : libXfont2 (EulerOS-SA-2026-3272)

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap buffer overflow in pcfReadFont due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers authenticated as X client...

EulerOS 2.0 SP12 : libXfont2 (EulerOS-SA-2026-3347)

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap buffer overflow in pcfReadFont due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers authenticated as X client...

GLSA-202608-14 : X.Org X server, XWayland: Multiple Vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202608-14 X.Org X server, XWayland: Multiple Vulnerabilities Multiple vulnerabilities have been discovered in X.Org X server, XWayland. Please review the CVE identifiers referenced below for details. Tenable has extracted the...

EulerOS 2.0 SP11 : xorg-x11-server (EulerOS-SA-2026-3110)

According to the versions of the xorg-x11-server packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows ...

libXfont2: computeProps Property Buffer Heap Buffer Overflow

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...

libXfont2: computeProps Property Buffer Heap Buffer Overflow

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...