CVE-2026-9121
published 2026-05-20CVE-2026-9121: Out of bounds read in GPU in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page…
PriorityP348high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
0.33%
25.6th percentile
Out of bounds read in GPU in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 148.0.7778.178 | 148.0.7778.178 | |
| chrome | >= 148.0.7778.179 < 148.0.7778.179 | 148.0.7778.179 | |
| chrome_desktop | — | — | |
| paloalto | prisma_browser | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_redhat8.8HIGH
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Palo Alto
PAN-SA-2026-0008 Chromium: Monthly Vulnerability Update (June 2026)
vendor_paloalto·2026-06-10·CVSS 8.8
CVE-2026-8509 [HIGH] PAN-SA-2026-0008 Chromium: Monthly Vulnerability Update (June 2026)
PAN-SA-2026-0008 Chromium: Monthly Vulnerability Update (June 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html CVE Summary CVE-2026-8509 Heap buffer overflow in WebML CVE-2026-8510 Integer overflow in Skia CVE-2026-8511 Use after free in UI CVE-2026-8512 Use after free in FileSystem CVE-2026-8513 Use after free in Input CVE-2026-8514 Use after free in Aura CVE-2026-8515 Use after free
Red Hat
chromium-browser: Out of bounds read in GPU
vendor_redhat·2026-05-19·CVSS 8.8
CVE-2026-9121 [HIGH] CWE-125 chromium-browser: Out of bounds read in GPU
chromium-browser: Out of bounds read in GPU
An out of bounds read flaw was found in the GPU component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=488064108
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
Chrome
Stable Channel Update for Desktop: CVE-2026-9121
vendor_chrome·2026-05-19·CVSS 8.8
CVE-2026-9121 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-9121
Stable Channel Update for Desktop
CVE-2026-9121: Out of bounds read in GPU. Reported by David Korczynski (Adalogics) on 2026-02-26 [TBD][ 489579953 ] Medium CVE-2026-9122: Out of bounds read in GPU
Reported by c6eed09fc8b174b0f3eebedcceb1e792 on 2026-03-04 [N/A][ 495988507 ] Medium CVE-2026-9123: Heap buffer overflow in Chromecast
Severity: medium
VulDB
Google Chrome up to 148.0.7778.168 GPU out-of-bounds
vuldb·2026-05-20·CVSS 8.8
CVE-2026-9121 [HIGH] Google Chrome up to 148.0.7778.168 GPU out-of-bounds
A vulnerability, which was classified as critical, has been found in Google Chrome. Affected by this vulnerability is an unknown functionality of the component GPU. The manipulation leads to out-of-bounds read.
This vulnerability is referenced as CVE-2026-9121. Remote exploitation of the attack is possible. No exploit is available.
It is advisable to upgrade the affected component.
GHSA
GHSA-mhhc-85f5-7chm: Out of bounds read in GPU in Google Chrome on prior to 148
ghsa_unreviewed·2026-05-20
CVE-2026-9121 [HIGH] CWE-125 GHSA-mhhc-85f5-7chm: Out of bounds read in GPU in Google Chrome on prior to 148
Out of bounds read in GPU in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-9110 CVE-2026-9111 CVE-2026-9112 CVE-2026-9113 CVE-2026-9114 CVE-2026-9115 CVE-2026-9116 CVE-2026-9117 CVE-2026-9118 CVE-2026-9119 CVE-2026-9120 CVE-2026-9121 CVE-2026-9122 CVE-2026-9123 CVE-
bugzilla·2026-05-28·CVSS 4.2
CVE-2026-9110 [MEDIUM] CVE-2026-9110 CVE-2026-9111 CVE-2026-9112 CVE-2026-9113 CVE-2026-9114 CVE-2026-9115 CVE-2026-9116 CVE-2026-9117 CVE-2026-9118 CVE-2026-9119 CVE-2026-9120 CVE-2026-9121 CVE-2026-9122 CVE-2026-9123 CVE-
CVE-2026-9110 CVE-2026-9111 CVE-2026-9112 CVE-2026-9113 CVE-2026-9114 CVE-2026-9115 CVE-2026-9116 CVE-2026-9117 CVE-2026-9118 CVE-2026-9119 CVE-2026-9120 CVE-2026-9121 CVE-2026-9122 CVE-2026-9123 CVE-2026-9124 ... chromium: various flaws [epel-all]
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.
Bugzilla
CVE-2026-9110 CVE-2026-9111 CVE-2026-9112 CVE-2026-9113 CVE-2026-9114 CVE-2026-9115 CVE-2026-9116 CVE-2026-9117 CVE-2026-9118 CVE-2026-9119 CVE-2026-9120 CVE-2026-9121 CVE-2026-9122 CVE-2026-9123 CVE-
bugzilla·2026-05-28·CVSS 4.2
CVE-2026-9110 [MEDIUM] CVE-2026-9110 CVE-2026-9111 CVE-2026-9112 CVE-2026-9113 CVE-2026-9114 CVE-2026-9115 CVE-2026-9116 CVE-2026-9117 CVE-2026-9118 CVE-2026-9119 CVE-2026-9120 CVE-2026-9121 CVE-2026-9122 CVE-2026-9123 CVE-
CVE-2026-9110 CVE-2026-9111 CVE-2026-9112 CVE-2026-9113 CVE-2026-9114 CVE-2026-9115 CVE-2026-9116 CVE-2026-9117 CVE-2026-9118 CVE-2026-9119 CVE-2026-9120 CVE-2026-9121 CVE-2026-9122 CVE-2026-9123 CVE-2026-9124 ... chromium: various flaws [fedora-all]
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.
Bugzilla
CVE-2026-9121 chromium-browser: Out of bounds read in GPU
bugzilla·2026-05-20·CVSS 8.8
CVE-2026-9121 [HIGH] CVE-2026-9121 chromium-browser: Out of bounds read in GPU
CVE-2026-9121 chromium-browser: Out of bounds read in GPU
Out of bounds read in GPU in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
2026-05-20
Published