GHSA-5X9F-6VG5-QG4M Omni has a TOCTOU race condition that allows multiple concurrent uses of a single-use SAML session token

Summary SAML.getSession internal/pkg/auth/interceptor/saml.go checks the Used flag on a SAMLAssertion resource and then marks it used in two separate state operations. Because the check and the update are not atomic, concurrent requests carrying the same saml-session token can both observe Used =...

DEBIAN-CVE-2025-41259

SWUpdate before 2026.05 is affected by a time-of-check time-of-use TOCTOU race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update...

CVE-2025-41259

SWUpdate before 2026.05 is affected by a time-of-check time-of-use TOCTOU race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update...

UBUNTU-CVE-2025-41259

SWUpdate before 2026.05 is affected by a time-of-check time-of-use TOCTOU race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update...

EUVD-2025-210052

SWUpdate before 2026.05 is affected by a time-of-check time-of-use TOCTOU race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update...

CVE-2025-41259

SWUpdate before 2026.05 is affected by a time-of-check time-of-use TOCTOU race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update...

PT-2026-45914

SWUpdate before 2026.05 is affected by a time-of-check time-of-use TOCTOU race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update...

SUSE-SU-2026:22015-1 Security update for rsync

This update for rsync fixes the following issues - CVE-2025-10158: Out of bounds array access via negative index bsc1254441. - CVE-2026-29518: Symlink-Race TOCTOU in Daemon use chroot = no bsc1264511. - CVE-2026-41035: count of entries mismatch can lead to a use-after-free bsc1262223. -...

CVE-2026-25260 Time-of-check Time-of-use (TOCTOU) Race Condition in DSP Service

Memory Corruption when accessing shared buffers without validation of concurrent user-mode input modifications...

btrfs: fix btrfs_ioctl_space_info() slot_count TOCTOU which can lead to info-leak

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CVE-2026-46159

The CVE-2026-46159 issue affects the Linux kernel’s Btrfs code, specifically btrfs_ioctl_space_info(). A TOCTOU race occurs between two passes over block group RAID type lists: the first pass counts entries for allocation, the second fills the buffer and releases the groups_sem lock. If entries s...

CVE-2026-9796

A flaw was found in Keycloak. An authenticated administrator with the manage-clients role can exploit a Time-of-check to time-of-use TOCTOU vulnerability in the name-based admin role checks. This allows the attacker to escalate their privileges to realm-admin for all users within the realm,...

CVE-2026-9796 Keycloak: keycloak: privilege escalation via time-of-check to time-of-use (toctou) vulnerability

A flaw was found in Keycloak. An authenticated administrator with the manage-clients role can exploit a Time-of-check to time-of-use TOCTOU vulnerability in the name-based admin role checks. This allows the attacker to escalate their privileges to realm-admin for all users within the realm,...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition in the role rename endpoint. An attacker can gain unauthorize...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from TOCTOU race conditions in the btrfsbtrfsioctlspaceinfo function, potentially leading to informati...

CVE-2026-24191

NVIDIA Display Driver for Windows contains a vulnerability where an attacker could cause a time-of-check time-of-use issue. A successful exploit of this vulnerability might lead to denial of service, escalation of privileges, information disclosure, data tampering, and code execution...

UBUNTU-CVE-2026-45927

In the Linux kernel, the following vulnerability has been resolved: bpf: Require frozen map for calculating map hash Currently, bpfmapgetinfobyfd calculates and caches the hash of the map regardless of the map's frozen state. This leads to a TOCTOU bug where userspace can call BPFOBJGETINFOBYFD t...

CVE-2026-45927

The CVE-2026-45927 issue affects the Linux kernel BPF subsystem. bpf_map_get_info_by_fd caches the hash of a map regardless of its frozen state, enabling a TOCTOU where a trusted loader could compare an older hash after a map is modified but before freezing. The fix returns -EPERM when the hash i...

SUSE-SU-2026:2083-1 Security update for rsync

This update for rsync fixes the following issues - CVE-2026-29518: Symlink-Race TOCTOU in Daemon bsc1264511. - CVE-2026-41035: count of entries mismatch can lead to a use-after-free bsc1262223. - CVE-2026-43617: Authorization Bypass via Hostname Resolution bsc1264515. - CVE-2026-43618: Integer...

libcap: libcap: Privilege escalation via TOCTOU race condition in cap_set_file()

A flaw was found in libcap. A local unprivileged user can exploit a Time-of-check-to-time-of-use TOCTOU race condition in the capsetfile function. This allows an attacker with write access to a parent directory to redirect file capability updates to an attacker-controlled file. By doing so,...