Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: xorg-x11-server-Xwayland (UTSA-2026-147018)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-147018 advisory. A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or...

Rocky Linux 9.6 [TuxCare] Security Update: tigervnc / tigervnc-icons / tigervnc-license / tigervnc-selinux / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1778003374)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778003374 advisory. - A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling...

CLSA-2026-1781081364 tigervnc: Fix of 3 CVEs

CVE-2026-33999: fix buffer re-use in XkbSetCompatMap in the bundled xorg-x11-server source to prevent a buffer read overrun - CVE-2026-34001: fix use-after-free in miSyncTriggerFence in the bundled xorg-x11-server source - CVE-2026-34003: add additional bound checking in CheckKeyTypes in the...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

ALPINE-CVE-2026-33999

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

AZL-84630 CVE-2026-33999 affecting package xorg-x11-server 1.20.10-6

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

AZL-84839 CVE-2026-33999 affecting package xorg-x11-server-Xwayland for versions less than 24.1.6-4

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

CVE-2026-33999

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

CVE-2026-33999

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

Rocky Linux: CVE-2026-33999: xorg-x11-server-Xwayland (Multiple Advisories)

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

Updated glibc packages fixes security related bugs

This update fixes a few security related bugs: - regex: fix buffer read overrun in search BZ 28470 - nptl: Do not set signal mask on second setjmp return BZ 28607...

PT-2021-30873

Name of the Vulnerable Software and Affected Versions glibc affected versions not specified Description The issue concerns security-related bugs, including a buffer read overrun in the regex search function and a problem with setting the signal mask on the second setjmp return in nptl...

[slackware-security] ntp

New ntp packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues. Here are the details from the Slackware 14.2 ChangeLog: patches/packages/ntp-4.2.8p11-i586-1slack14.2.txz: Upgraded. This release addresses five security issues in ntpd: LOW/MEDIUM: Sec 3012 /...

FreeBSD : ntp -- multiple vulnerabilities (af485ef4-1c58-11e8-8477-d05099c0ae8c)

Network Time Foundation reports : The NTP Project at Network Time Foundation is releasing ntp-4.2.8p11. This release addresses five security issues in ntpd : - LOW/MEDIUM: Sec 3012 / CVE-2016-1549 / VU961909: Sybil vulnerability: ephemeral association attack - INFO/MEDIUM: Sec 3412 / CVE-2018-718...

ntp -- multiple vulnerabilities

Network Time Foundation reports: The NTP Project at Network Time Foundation is releasing ntp-4.2.8p11. This release addresses five security issues in ntpd: LOW/MEDIUM: Sec 3012 / CVE-2016-1549 / VU961909: Sybil vulnerability: ephemeral association attack INFO/MEDIUM: Sec 3412 / CVE-2018-7182 /...

Debian: Security Advisory (DLA-883-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Debian DLA-883-1 : curl security update

It was discovered that there was a buffer read overrun vulnerability in curl, a tool for downloading files from the internet, etc. If a '%' ended the --write-out parameter, the string's trailing NUL would be skipped and memory past the end of the buffer could be accessed and potentially displayed...