Bug 2535854

Summary: CVE-2026-91734 chromium: Google Chrome: Arbitrary code execution via incorrect authorization [fedora-all]
Product: [Fedora] Fedora Reporter: Ganesh <gnaik>
Component: chromiumAssignee: Than Ngo <than>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: rawhideCC: go-sig, pigpigman8686, spotrh, suraj.ghimire7, than, yaneti
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["ce5f9209-d182-4fe7-9527-da79dc70785b"]}
Fixed In Version: chromium-153.0.8010.52-1.el10_4 chromium-153.0.8010.52-1.el10_3 chromium-153.0.8010.52-1.el9 chromium-153.0.8010.52-1.fc44 chromium-153.0.8010.52-1.el10_2 chromium-153.0.8010.52-1.fc43 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-09-23 00:32:25 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2534571    

Description Ganesh 2026-09-17 08:25:02 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Incorrect authorization in Core in Google Chrome on on Windows prior to 153.0.8010.47 allowed a local attacker to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: High)

Comment 1 Fedora Update System 2026-09-22 07:43:09 UTC
FEDORA-EPEL-2026-ef33948ace (chromium-153.0.8010.52-1.el10_4) has been submitted as an update to Fedora EPEL 10.4.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-ef33948ace

Comment 2 Fedora Update System 2026-09-22 07:43:22 UTC
FEDORA-EPEL-2026-db43927aa0 (chromium-153.0.8010.52-1.el10_2) has been submitted as an update to Fedora EPEL 10.2.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-db43927aa0

Comment 3 Fedora Update System 2026-09-22 07:43:36 UTC
FEDORA-2026-f910229c11 (chromium-153.0.8010.52-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-f910229c11

Comment 4 Fedora Update System 2026-09-23 00:32:25 UTC
FEDORA-EPEL-2026-ef33948ace (chromium-153.0.8010.52-1.el10_4) has been pushed to the Fedora EPEL 10.4 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 5 Fedora Update System 2026-09-23 00:44:53 UTC
FEDORA-EPEL-2026-d8fda74079 (chromium-153.0.8010.52-1.el10_3) has been pushed to the Fedora EPEL 10.3 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 6 Fedora Update System 2026-09-23 00:57:57 UTC
FEDORA-EPEL-2026-3c8ff9535a (chromium-153.0.8010.52-1.el9) has been pushed to the Fedora EPEL 9 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 7 Fedora Update System 2026-09-23 01:10:42 UTC
FEDORA-2026-f910229c11 (chromium-153.0.8010.52-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 8 Fedora Update System 2026-09-23 01:11:42 UTC
FEDORA-EPEL-2026-db43927aa0 (chromium-153.0.8010.52-1.el10_2) has been pushed to the Fedora EPEL 10.2 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 9 Fedora Update System 2026-09-23 01:44:01 UTC
FEDORA-2026-6edc80db3f has been pushed to the Fedora 45 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-6edc80db3f`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-6edc80db3f

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 10 Fedora Update System 2026-09-23 02:24:27 UTC
FEDORA-2026-dd12c89e57 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-dd12c89e57`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-dd12c89e57

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 11 Fedora Update System 2026-09-24 01:19:24 UTC
FEDORA-2026-dd12c89e57 (chromium-153.0.8010.52-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.