USN-6721-2: X.Org X Server regression

USN-6721-1 fixed vulnerabilities in X.Org X Server. That fix was incomplete resulting in a regression. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that X.Org X Server incorrectly handled certain data. An attacker could possibly u...

SUSE CVE-2024-31082

A heap-based buffer over-read vulnerability was found in the X.org server's ProcAppleDRICreatePixmap function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 23.10 : X.Org X Server vulnerabilities (USN-6721-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 23.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6721-1 advisory. It was discovered that X.Org X Server incorrectly handled certain data. An attacker could possibl...

USN-6721-1: X.Org X Server vulnerabilities

It was discovered that X.Org X Server incorrectly handled certain data. An attacker could possibly use this issue to expose sensitive information. CVE-2024-31080, CVE-2024-31081, CVE-2024-31082 It was discovered that X.Org X Server incorrectly handled certain glyphs. An attacker could possibly us...

DEBIAN-CVE-2024-31082

A heap-based buffer over-read vulnerability was found in the X.org server's ProcAppleDRICreatePixmap function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a...

CVE-2024-31082 Xorg-x11-server: heap buffer overread/data leakage in procappledricreatepixmap

A heap-based buffer over-read vulnerability was found in the X.org server's ProcAppleDRICreatePixmap function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a...

CVE-2024-31082

CVE-2024-31082 is a heap-based over-read in the X.Org X server (ProcAppleDRICreatePixmap()) triggered when replies use byte-swapped length values, enabling memory leakage and possible crashes. The attack can be effected by a client with a different endianness; while the attacker cannot control th...

CVE-2024-31082 Xorg-x11-server: heap buffer overread/data leakage in procappledricreatepixmap

A heap-based buffer over-read vulnerability was found in the X.org server's ProcAppleDRICreatePixmap function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a...

CVE-2024-31081

CVE-2024-31081 is a heap-based buffer over-read in the X.Org server (ProcXIPassiveGrabDevice) triggered by using byte-swapped length values in replies, potentially leaking memory and causing segmentation faults when a client differs in endianness. Connected advisories confirm this CVE affects xor...

CVE-2024-31080

CVE-2024-31080 affects the X.Org X11 server’s ProcXIGetSelectedEvents() (and related ProcXIPassiveGrabDevice/ProcRenderAddGlyphs functions per advisories). A heap-based buffer over-read occurs when byte-swapped length values are used in replies, potentially leaking heap memory and causing segment...

CVE-2024-31080 Xorg-x11-server: heap buffer overread/data leakage in procxigetselectedevents

A heap-based buffer over-read vulnerability was found in the X.org server's ProcXIGetSelectedEvents function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a...

CVE-2024-31080

A heap-based buffer over-read vulnerability was found in the X.org server's ProcXIGetSelectedEvents function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a...

CVE-2024-31080

A heap-based buffer over-read vulnerability was found in the X.org server's ProcXIGetSelectedEvents function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered by a client with a...

CVE-2023-45935

Qt 6 through 6.6 was discovered to contain a NULL pointer dereference via the function QXcbConnection::initializeAllAtoms. NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server...

CVE-2023-45935

Qt 6 through 6.6 was discovered to contain a NULL pointer dereference via the function QXcbConnection::initializeAllAtoms. NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server...

CVE-2023-45920

Xfig v3.2.8 was discovered to contain a NULL pointer dereference when calling XGetWMHints. NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server or window manager...

CVE-2023-45935

Qt 6 through 6.6 was discovered to contain a NULL pointer dereference via the function QXcbConnection::initializeAllAtoms. NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server...

CVE-2023-45920

Xfig v3.2.8 was discovered to contain a NULL pointer dereference when calling XGetWMHints. NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server or window manager...

CVE-2023-45920

The Xfig charting tool version v3.2.8 contains a NULL pointer dereference vulnerability triggered during a call to XGetWMHints() . While the specific impact is disputed because applications are generally expected to fail under anomalous X server behavior, the flaw has been addressed in various di...

CVE-2023-45935

The Qt software toolkit (versions 6 through 6.6 ) contains a NULL pointer dereference vulnerability within the QXcbConnection::initializeAllAtoms() function. This issue is triggered by anomalous behavior from the X server . While the existence of the vulnerability is noted as disputed due to the ...