use-after-free

The release of CVE-2026-5286 is another reminder that browser security in 2026 is being defined less by abstract policy talk and more by relentless patch velocity. Google’s March 31 stable update for Chrome 146.0.7680.177/178 includes a High-severity use-after-free in Dawn, with the bug listed...

A fresh libsoup flaw tracked as CVE-2026-2436 is a reminder that even mature HTTP libraries can fail in ways that look small on paper but matter greatly in production. According to the public record, a remote attacker can trigger a use-after-free in SoupServer when soup_server_disconnect() frees...

CISA’s April 1 update is a reminder that the Known Exploited Vulnerabilities Catalog remains one of the most operationally important signals in federal cybersecurity. The agency says it has added CVE-2026-5281, described as a Google Dawn use-after-free vulnerability, based on evidence of active...

Overview Google’s disclosure of CVE-2026-4676 is a reminder that browser security in 2026 is still defined by speed, scale, and careful operational hygiene rather than by any illusion of “safe browsing.” The flaw is a use-after-free in Dawn, the graphics stack used by Chromium, and it affects...

The Linux kernel’s CVE-2026-23336 is a classic example of a small-looking race condition with outsized consequences: a use-after-free in the Wi-Fi configuration stack, specifically around cfg80211 and rfkill_block work. The upstream fix is straightforward in concept—cancel the pending work...

The Linux kernel’s CVE-2026-23392 is a narrow but serious use-after-free issue in the nf_tables flowtable error path, and its significance comes from the kind of bug it is rather than the drama of its description. According to the kernel.org-stamped NVD text, the bug can expose a flowtable to...

CVE-2026-23319 is a classic example of how a small-looking kernel lifetime bug can become a real security concern once concurrency enters the picture. The Linux kernel issue sits in the BPF trampoline path, where a use-after-free can emerge when bpf_trampoline_link_cgroup_shim races with delayed...

The Linux kernel’s netfilter subsystem is getting an important corrective update for CVE-2026-23351, a flaw in the nft_set_pipapo set backend that can lead to a use-after-free condition and a local denial of service. The fix is not a simple bounds check or a small cleanup; it restructures...

CVE-2026-23340 has drawn attention because it sits squarely in a part of the Linux networking stack that most people never think about until something goes wrong: the qdisc layer that schedules packets before they hit a NIC. The bug is a race condition in the tx-queue shrinking path that can...

Google’s latest Chrome security update closes CVE-2026-4445, a use-after-free vulnerability in WebRTC that affected Chrome builds prior to 146.0.7680.153 and could let a remote attacker trigger heap corruption with a crafted HTML page. The defect has been classified as High severity, which...

The release of CVE-2026-4456 is another reminder that browser security increasingly hinges on tiny memory-lifetime mistakes with outsized consequences. Google says the flaw is a use-after-free in the Digital Credentials API, affecting Chrome versions before 146.0.7680.153, and that a remote...

The CVE-2026-4458 disclosure is a reminder that browser security still lives and dies by the smallest memory-management mistakes. According to the Microsoft Security Update Guide entry, the flaw is a use-after-free in Chromium Extensions affecting Google Chrome before 146.0.7680.153, and the...

Chromium’s CVE-2026-4454 is the kind of browser bug that can quietly become an enterprise headache long after the initial patch lands. Google describes it as a use-after-free in Network that could let a remote attacker potentially trigger heap corruption through a crafted HTML page, and it...

The page for CVE-2026-23191 is currently unavailable on Microsoft’s update guide, but the underlying Linux kernel issue is identifiable: ALSA: aloop: Fix racy access at PCM trigger. The upstream stable patch says the PCM trigger callback in the aloop driver was checking PCM state and stopping...

CVE-2026-23221 is another reminder that small-looking kernel bugs can have large security consequences: Microsoft’s update guide entry appears to have been removed or is temporarily unavailable, but the vulnerability title itself points to a use-after-free in the Linux fsl-mc bus code...

The Linux kernel’s perf subsystem has a new security-flavored bug fix on the table: CVE-2026-23248, described as a refcount bug and potential use-after-free in perf_mmap. The Microsoft Security Response Center entry currently returns a not-found page, but the title itself is enough to tell a...

Microsoft has recorded CVE-2026-26132 as a Windows Kernel use‑after‑free vulnerability that can be triggered by an authorized local user to gain elevated privileges, and administrators should treat it as a high‑priority remediation item in this month’s Patch Tuesday release. (msrc.microsoft.com)...

Microsoft has recorded CVE-2026-25171 as a local elevation-of-privilege (EoP) bug in Windows Authentication Methods — a use‑after‑free in authentication code that, if triggered by an already authorized local actor, can elevate privileges on an affected host; Microsoft’s advisory entry and...

Microsoft has published details for CVE-2026-25167, a use‑after‑free elevation‑of‑privilege flaw in the Microsoft Brokering File System (BFS) that can allow a locally‑accessible attacker to escalate to SYSTEM‑level privileges on unpatched machines; Microsoft lists the vulnerability in the March...

The Linux kernel's netfilter subsystem has a new, high-consequence memory-corruption fix that any Linux systems team running nftables must treat as urgent: CVE-2026-23231 patches a race-triggered use-after-free in nf_tables_addchain() that can leave published chain objects accessible to active...