CVE-2026-6914: Integer Underflow (Wrap or Wraparound)

Computing the MD5 checksum of a malformed BSON object under specific conditions may cause loss of availability in MongoDB server. This issue affects all MongoDB Server v8.2 versions, all MongoDB Server v8.1 versions, MongoDB Server v8.0 versions prior to 8.0.21, MongoDB Server v7.0 versions prior...

CVE-2026-7424: Integer Underflow (Wrap or Wraparound)

Integer underflow in the DHCPv6 sub-option parser in FreeRTOS-Plus-TCP before V4.4.1 and V4.2.6 allows an adjacent network actor to corrupt the device's IPv6 address assignment, DNS configuration, and lease times, and to cause a denial of service permanent IP task freeze requiring hardware reset ...

CVE-2026-7423: Integer Underflow (Wrap or Wraparound)

Integer underflow in the ICMP and ICMPv6 echo reply handlers in FreeRTOS-Plus-TCP before V4.4.1 and V4.2.6 allows an adjacent network user to cause a denial of service device crash when outgoing ping support is enabled, because header sizes are subtracted from a packet length field without...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : UltraJSON vulnerabilities (USN-8219-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8219-1 advisory. Cameron Criswell discovered that UltraJSON contained a memory leak that would occur when parsing large integers. An...

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...

AZL-85238 CVE-2026-40356 affecting package krb5 for versions less than 1.21.3-4

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

CVE-2026-40356

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

CVE-2026-40356

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

CVE-2026-40356

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

CVE-2026-40356

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

CVE-2026-40356

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

ALSA-2026:11369 Important: xorg-x11-server-Xwayland security update

Xwayland is an X server for running X clients under Wayland. Security Fixes: xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling CVE-2026-33999 xorg: xwayland: X.Org X server: Use-after-free vulnerability leads to server crash and potential...

SUSE SLES12 Security Update : freerdp (SUSE-SU-2026:1635-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1635-1 advisory. - CVE-2026-25941: Out-of-Bounds Read in client RDPGFX channel via crafted WIRETOSURFACE2 PDU bsc1258919. - CVE-2026-25942: Global-buffer-overfl...

MIT Kerberos 数字错误漏洞

MIT Kerberos is a software used by the Massachusetts Institute of Technology MIT for authentication in network clusters. As a network authentication protocol, its design goal is to provide robust authentication services for client/server applications through a key system. Prior to version 5.1.2.3...

CVE-2026-40356: Integer Underflow (Wrap or Wraparound)

In MIT Kerberos 5 aka krb5 before 1.22.3, there is an integer underflow and resultant out-of-bounds read if an application calls gssacceptseccontext on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this, possibly causing the process t...

SUSE SLES15 Security Update : freerdp (SUSE-SU-2026:1634-1)

The remote SUSE Linux SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1634-1 advisory. - CVE-2026-25941: Out-of-Bounds Read in client RDPGFX channel via crafted WIRETOSURFACE2 PDU bsc1258919. - CVE-2026-25942: Global-buffer-overfl...

modsecurity3 -- multiple vulnerabilities

ModSecurity is an open source web application firewall engine. According to the upstream changelog, multiple vulnerabilities have been fixed. CVE-2026-42268: unsigned integer underflow in verify operators CVE-2026-30923: buffer overflow in hexdecode...

Integer Underflow (Wrap or Wraparound)

Overview Affected versions of this package are vulnerable to Integer Underflow Wrap or Wraparound in the parsemessage function when the NegoEx mechanism is registered in /etc/gss/mech. An attacker can cause process termination by sending specially crafted requests with a short headerlen that...

Security update for freerdp

This update for freerdp fixes the following issues: CVE-2026-25941: Out-of-Bounds Read in client RDPGFX channel via crafted WIRETOSURFACE2 PDU bsc1258919. CVE-2026-25942: Global-buffer-overflow in xfrailserverexecuteresult bsc1258920. CVE-2026-25952: Heap-use-after-free in xfSetWindowMinMaxInfo...

Security update for freerdp

This update for freerdp fixes the following issues: CVE-2026-25941: Out-of-Bounds Read in client RDPGFX channel via crafted WIRETOSURFACE2 PDU bsc1258919. CVE-2026-25942: Global-buffer-overflow in xfrailserverexecuteresult bsc1258920. CVE-2026-25952: Heap-use-after-free in xfSetWindowMinMaxInfo...