CVE-2026-45203

The CVE-2026-45203 issue concerns kernel software running in a Host VM that can send improper commands to the GPU firmware, potentially triggering a memory write outside the host kernel’s permitted range. The root cause is a TOCTOU condition in the GPU DDK path (rgxfw_hwperf_ufo()) where a malici...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: mm/pagealloc: clear page-private in freepagesprepare CVE-2026-43303 In the Linux kernel, the following vulnerability has been resolved: lib/crypto: mpi: Fix integer underflow in mpireadrawfromsgl CVE-2026-43492 In...

UBUNTU-CVE-2026-55950

Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtlspacketdemux module allows an unauthenticated remote attacker to crash all active DTLS sessions on a listener. A DTLS server listener uses a single shared dtlspacketdemux genserver process to route incoming UDP...

CVE-2026-55950

This CVE (CVE-2026-55950) describes a TOCTOU race in Erlang/OTP ssl (dtls_packet_demux.erl) where a DTLS listener’s shared demux process can be crashed by an unauthenticated remote attacker sending rapid ClientHello datagrams from the same source IP/port. The race in the internal gb_trees store l...

EUVD-2026-41414

Time-of-check Time-of-use TOCTOU race condition vulnerability in Erlang/OTP ssl dtlspacketdemux module allows an unauthenticated remote attacker to crash all active DTLS sessions on a listener. A DTLS server listener uses a single shared dtlspacketdemux genserver process to route incoming UDP...

CVE-2026-12374

Improper certificate validation and a time-of-check time-of-use TOCTOU race condition in the PrivilegedHelperTool XPC service in Cato Client before v.5.13.1 on macOS allows a local authenticated attacker to escalate privileges to root via a self-signed certificate that bypasses the XPC caller...

CVE-2026-12374

CVE-2026-12374 affects the macOS PrivilegedHelperTool in Cato Client prior to v5.13.1. The issue combines improper XPC caller certificate validation with a TOCTOU race, allowing a local authenticated attacker to escalate to root by using a self-signed certificate that bypasses XPC caller verifica...

EUVD-2026-41001

Improper certificate validation and a time-of-check time-of-use TOCTOU race condition in the PrivilegedHelperTool XPC service in Cato Client before v.5.13.1 on macOS allows a local authenticated attacker to escalate privileges to root via a self-signed certificate that bypasses the XPC caller...

EUVD-2026-40402

IBM Langflow OSS 1.0.0 through 1.9.3 contains a Server-Side Request Forgery SSRF vulnerability in the URL component src/lfx/src/lfx/components/datasource/url.py due to a Time-of-Check/Time-of-Use TOCTOU race condition that can be exploited via DNS rebinding...

CVE-2026-14160

Time-of-check time-of-use TOCTOU race condition vulnerability in Samsung Open Source Escargot allows Leveraging Race Conditions. This issue affects Escargot: bab3a5797557014ce3c2e28419a6310cfba90d0d...

CVE-2026-14160

Time-of-check time-of-use TOCTOU race condition vulnerability in Samsung Open Source Escargot allows Leveraging Race Conditions. This issue affects Escargot: bab3a5797557014ce3c2e28419a6310cfba90d0d...

Linux Distros Unpatched Vulnerability : CVE-2026-41991

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GNU gzip contains a vulnerability in the gzexe utility related to insecure temporary file handling. When the mktemp utility is not available in the user's PATH,...

CVE-2026-54370

acl before version 2.4.0 contains a time-of-check to time-of-use TOCTOU race condition vulnerability that allows local attackers to escalate privileges by replacing a pathname component with a symbolic link between an lstat check and subsequent symlink-following operations such as stat, chown,...

CVE-2026-54370

acl before version 2.4.0 contains a time-of-check to time-of-use TOCTOU race condition vulnerability that allows local attackers to escalate privileges by replacing a pathname component with a symbolic link between an lstat check and subsequent symlink-following operations such as stat, chown,...

CVE-2026-41991

GNU gzip contains a vulnerability in the gzexe utility related to insecure temporary file handling. When the mktemp utility is not available in the user’s PATH, gzexe falls back to constructing a temporary file path based solely on the process ID PID. This predictable filename is created without...

rsync security update

3.2.5-7.2 - Fix integer overflow in compressed-token decoding CVE-2026-43618 - Resolves: RHEL-174932 3.2.5-7.1 - Fix TOCTOU symlink race in daemon no-chroot mode CVE-2026-29518 - Resolves: RHEL-174952 3.2.5-4 - Resolves: RHEL-104404 - Do not clear DISPLAY unconditionally...

PT-2026-53255

Name of the Vulnerable Software and Affected Versions GNU gzip affected versions not specified Description The gzexe utility handles temporary files insecurely. If the mktemp utility is missing from the user's PATH, gzexe generates a temporary file path using only the process ID PID. Because this...

CVE-2026-13502

A flaw has been found in antlr ANTLR4 up to 4.13.2. This affects the function ObjectInputStream.readObject of the file antlr4-maven-plugin/src/main/java/org/antlr/mojo/antlr4/GrammarDependencies.java of the component Maven Plugin. This manipulation causes time-of-check time-of-use. The attack is...

CVE-2026-53250

In the Linux kernel, the following vulnerability has been resolved: xsk: cache csumstart/csumoffset to fix TOCTOU in xskskbmetadata The TX metadata area resides in the UMEM buffer which is memory-mapped and concurrently writable by userspace. In xskskbmetadata, csumstart and csumoffset are read...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix possible UAFs This attemps to fix possible UAFs caused by struct mgmtpending being freed while still being processed like in the following trace, in order to fix mgmtpendingvalid is introduce and use to check...