JLSEC-2026-1136 Issue summary: Remote peer may exhaust heap memory of the QUIC server or client by flooding it...

Issue summary: Remote peer may exhaust heap memory of the QUIC server or client by flooding it with packets containing PATHCHALLENGE frames. Impact summary: A malicious remote peer can cause an unbounded memory allocation which can lead to an abnormal termination of the application acting as a QU...

SUSE CVE-2026-17673

Integer overflow in QUIC in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: High...

Fedora 43 : unbound (2026-3170ee6a1c)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-3170ee6a1c advisory. Update to 1.25.2 rhbz2506061 Security fixes: - Fix CVE-2026-14586, Assertion in libngtcp2 when under pressure in high concurrency DNS-over-QUIC...

CVE-2026-17733

An inappropriate implementation flaw was found in the QUIC component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=495793059...

SUSE CVE-2026-47703

AdGuard Home is a network-wide software for blocking ads and tracking. Prior to 0.107.75, AdGuard Home's client-triggered DoQ forwarding path to a udp:// upstream reduced backend UDP DNS state by producing dnsid=0 or txid=0 and exposed a quoted-port ICMP source-port oracle, weakening DNS response...

CVE-2026-17673

An integer overflow flaw was found in the QUIC component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=513735177...

DEBIAN-CVE-2026-17673

Integer overflow in QUIC in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: High...

CVE-2026-17673

Integer overflow in QUIC in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: High...

CVE-2026-17733

Inappropriate implementation in QUIC in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17733

In Chrome on Android, CVE-2026-17733 is tied to an inappropriate QUIC implementation that could allow a remote attacker to leak cross-origin data via a crafted HTML page. Affected product/component: Google Chrome (Android) with QUIC; root cause: insecure QUIC handling leading to cross-origin data...

CVE-2026-17673

Integer overflow in QUIC in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: High...

CVE-2026-17673

CVE-2026-17673: An integer overflow in QUIC within Google Chrome’s renderer can, via a crafted HTML page, potentially allow a sandbox escape. Affected: Google Chrome (desktop) prior to 151.0.7922.72. Root cause: integer overflow in QUIC handling. Impact: remote code execution with sandbox escape ...

CVE-2026-17673

Integer overflow in QUIC in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: High...

PT-2026-65992

Integer overflow in QUIC in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Chromium security severity: High...

Linux Distros Unpatched Vulnerability : CVE-2026-17673

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Integer overflow in QUIC in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a...

Linux Distros Unpatched Vulnerability : CVE-2026-17733

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Inappropriate implementation in QUIC in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML...

Fedora 44 : unbound (2026-e495bd59ef)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-e495bd59ef advisory. Update to 1.25.2 rhbz2506061 Security fixes: - Fix CVE-2026-14586, Assertion in libngtcp2 when under pressure in high concurrency DNS-over-QUIC...

chromium -- security fixes

Chrome Releases reports: This update includes 370 security fixes: 514442821 Critical CVE-2026-17650: Use after free in Compositing. 517307966 Critical CVE-2026-17651: Insufficient validation of untrusted input in Dawn. 519262990 Critical CVE-2026-17652: Use after free in Views. 520514458 Critical...

OPENSUSE-SU-2026:21474-1 Security update for s2n

This update for s2n fixes the following issues: Changes in s2n: - CVE-2026-16318: Denial of Service due to memory leak in QUIC transport parameters handler bsc1272352 - CVE-2026-16317: man-in-the-middle attack can silently discard individual application data records...

CVE-2026-32665

A flaw was found in Unbound when DNS-over-QUIC DoQ is enabled. An attacker could exploit improper validation of client-provided data length, leading to excessive memory allocation. This can cause the system to exceed its configured memory limits for QUIC connections, resulting in a Denial of...