Red Hat Linux Security Advisories & CVEs
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Latest Red Hat advisories
High [CVE-2026-17867] Insufficient validation of untrusted input in Dawn
Insufficient validation of untrusted input in Dawn in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium) Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 7.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L). Weakness: CWE-1286.
High [CVE-2026-17866] Type Confusion in Tab
Type Confusion in Tab in Google Chrome on Android 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: Medium) Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.1 (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L). Weakness: CWE-843.
High [CVE-2026-17862] Use after free in Tracing
Use after free in Tracing in Google Chrome on Windows prior to 151.0.7922.72 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium) An use after free flaw was found in the Tracing component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.2 (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H). Weakness: CWE-825.
High [CVE-2026-17865] Inappropriate implementation in Crypto
Inappropriate implementation in Crypto in Google Chrome on Mac 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: Medium) Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.8 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H). Weakness: CWE-501.
High [CVE-2026-17864] Inappropriate implementation in Updater
Inappropriate implementation in Updater in Google Chrome on Mac prior to 151.0.7922.72 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium) An inappropriate implementation flaw was found in the Updater component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.8 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H). Weakness: CWE-428.
High [CVE-2026-17863] Inappropriate implementation in Browser
Inappropriate implementation in Browser in Google Chrome on Windows prior to 151.0.7922.72 allowed a local attacker to perform privilege escalation via a malicious file. (Chromium security severity: Medium) An inappropriate implementation flaw was found in the Browser component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 7.3 (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H). Weakness: CWE-427.
High [CVE-2026-17861] Insufficient validation of untrusted input in Updater
Insufficient validation of untrusted input in Updater in Google Chrome prior to 151.0.7922.72 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium) Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.8 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H). Weakness: CWE-434.
High [CVE-2026-17857] Inappropriate implementation in Network
Inappropriate implementation in Network in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium) An inappropriate implementation flaw was found in the Network component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 7.4 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N). Weakness: CWE-346.
High [CVE-2026-17855] Race in DevTools
Race in DevTools in Google Chrome on Mac 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: Medium) A race flaw was found in the DevTools component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 7.5 (CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H). Weakness: CWE-368.
High [CVE-2026-17852] Inappropriate implementation in Media Router
Inappropriate implementation in Media Router in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: Medium) An inappropriate implementation flaw was found in the Media Router component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 7.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N). Weakness: CWE-346.
High [CVE-2026-17853] Inappropriate implementation in DevTools
Inappropriate implementation in DevTools in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to inject scripts or HTML into a privileged page via a crafted HTML page. (Chromium security severity: Medium) Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.9 (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L). Weakness: CWE-94.
High [CVE-2026-17847] Insufficient validation of untrusted input in ANGLE
Insufficient validation of untrusted input in ANGLE in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium) Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 7.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L). Weakness: CWE-1286. Affected Red Hat products: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7. Will not fix / out of support: Red Hat Enterprise Linux 6. Red Hat fixing advisory: RHSA-2026:74084, RHSA-2026:69098. Affected products named by the advisory: Red Hat package: webkit2gtk3; Red Hat package: webkitgtk4.
High [CVE-2026-17846] Inappropriate implementation in Media
Inappropriate implementation in Media in Google Chrome on Windows prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to bypass same origin policy via a crafted HTML page. (Chromium security severity: Medium) Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 7.9 (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N). Weakness: CWE-346.
High [CVE-2026-17836] Use after free in V8
Use after free in V8 in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium) An use after free flaw was found in the V8 component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H). Weakness: CWE-825.
High [CVE-2026-17837] Insufficient validation of untrusted input in DevTools
Insufficient validation of untrusted input in DevTools 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: Medium) Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.2 (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H). Weakness: CWE-807.
High [CVE-2026-17834] Inappropriate implementation in Passwords
Insufficient validation of untrusted input in Passwords 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: Medium) An inappropriate implementation flaw was found in the Passwords component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.2 (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L). Weakness: CWE-1289.
High [CVE-2026-17823] Same-Origin Policy Bypass via Insufficient Policy Enforcement in WebXR
Insufficient policy enforcement in WebXR in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: Medium) By crafting a malicious HTML page, an attacker could exploit this to gain unauthorized access to sensitive information or actions across different web origins. This vulnerability in the WebXR component of `chromium-browser` is rated as Important. User interaction, such as visiting a malicious website, is required for exploitation. Red Hat severity: Important — CVSS 7.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N). Weakness: CWE-346.
High [CVE-2026-17824] Insufficient policy enforcement in ServiceWorker
Insufficient policy enforcement in ServiceWorker in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: Medium) An insufficient policy enforcement flaw was found in the ServiceWorker component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 7.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N). Weakness: CWE-940.
High [CVE-2026-17825] Insufficient policy enforcement in Passwords
Insufficient policy enforcement in Passwords in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to bypass discretionary access control via a crafted HTML page. (Chromium security severity: Medium) An insufficient policy enforcement flaw was found in the Passwords component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N). Weakness: CWE-1220.
High [CVE-2026-17818] Inappropriate implementation in Network
Inappropriate implementation in Network in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: Medium) An inappropriate implementation flaw was found in the Network component of the Chromium browser. Upstream bug(s): Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory. Red Hat severity: Moderate — CVSS 8.1 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N). Weakness: CWE-79.
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