Bug 2506681

Summary: CVE-2026-16806 chromium: Chromium: Arbitrary code execution via use after free vulnerability in WebMCP [epel-all]
Product: [Fedora] Fedora EPEL Reporter: Srikanth Balasubramanian <sbalasub>
Component: chromiumAssignee: Than Ngo <than>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: epel10CC: pigpigman8686, spotrh, suraj.ghimire7, than, yaneti
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["951a819d-af37-43b4-9560-a5bcd39eb681"]}
Fixed In Version: chromium-150.0.7871.186-1.el10_3 chromium-150.0.7871.186-1.el10_2 chromium-150.0.7871.186-1.el9 chromium-150.0.7871.186-1.fc44 chromium-150.0.7871.186-1.fc43 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-07-29 00:28:02 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: 2506637    

Description Srikanth Balasubramanian 2026-07-24 05:33:35 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.

Use after free in WebMCP in Google Chrome prior to 150.0.7871.186 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Comment 1 Fedora Update System 2026-07-27 07:30:09 UTC
FEDORA-2026-e48156418f (chromium-150.0.7871.186-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-e48156418f

Comment 2 Fedora Update System 2026-07-27 07:30:18 UTC
FEDORA-EPEL-2026-20a659f606 (chromium-150.0.7871.186-1.el10_3) has been submitted as an update to Fedora EPEL 10.3.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-20a659f606

Comment 3 Fedora Update System 2026-07-27 07:30:28 UTC
FEDORA-2026-8a09a7af63 (chromium-150.0.7871.186-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-8a09a7af63

Comment 4 Fedora Update System 2026-07-27 07:30:36 UTC
FEDORA-EPEL-2026-a0f8efaf63 (chromium-150.0.7871.186-1.el10_2) has been submitted as an update to Fedora EPEL 10.2.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-a0f8efaf63

Comment 5 Fedora Update System 2026-07-28 01:24:27 UTC
FEDORA-EPEL-2026-20a659f606 has been pushed to the Fedora EPEL 10.3 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-20a659f606

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

Comment 6 Fedora Update System 2026-07-28 01:30:31 UTC
FEDORA-EPEL-2026-78d19b7e32 has been pushed to the Fedora EPEL 9 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-78d19b7e32

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

Comment 7 Fedora Update System 2026-07-28 01:34:42 UTC
FEDORA-2026-e48156418f has been pushed to the Fedora 44 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-e48156418f`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-e48156418f

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

Comment 8 Fedora Update System 2026-07-28 01:39:48 UTC
FEDORA-EPEL-2026-a0f8efaf63 has been pushed to the Fedora EPEL 10.2 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-a0f8efaf63

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

Comment 9 Fedora Update System 2026-07-28 01:56:22 UTC
FEDORA-2026-8a09a7af63 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-2026-8a09a7af63`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-8a09a7af63

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

Comment 10 Fedora Update System 2026-07-29 00:28:02 UTC
FEDORA-EPEL-2026-20a659f606 (chromium-150.0.7871.186-1.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 11 Fedora Update System 2026-07-29 00:39:15 UTC
FEDORA-EPEL-2026-a0f8efaf63 (chromium-150.0.7871.186-1.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 12 Fedora Update System 2026-07-29 00:58:10 UTC
FEDORA-EPEL-2026-78d19b7e32 (chromium-150.0.7871.186-1.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 13 Fedora Update System 2026-07-29 01:02:23 UTC
FEDORA-2026-e48156418f (chromium-150.0.7871.186-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 14 Fedora Update System 2026-07-29 01:09:31 UTC
FEDORA-2026-8a09a7af63 (chromium-150.0.7871.186-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.