Google Chrome up to 149.0.7827.103 on Linux Codecs out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome on Linux. It has been rated as critical. This impacts an unknown function of the component Codecs. This manipulation causes out-of-bounds write. The identification of this vulnerability is CVE-2026-12019. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Google Chrome on Linux and classified as critical. Affected by this vulnerability is an unknown function of the component Codecs. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Heap buffer overflow in Codecs in Google Chrome on Linux and ChromeOS prior to 149.0.7827.115 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)

The advisory is shared at chromereleases.googleblog.com. This vulnerability is known as CVE-2026-12019 since 06/11/2026. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/13/2026).

The vulnerability scanner Nessus provides a plugin with the ID 320838 (Linux Distros Unpatched Vulnerability : CVE-2026-12019), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 149.0.7827.115 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (320838), EUVD (EUVD-2026-36340) and CERT Bund (WID-SEC-2026-1893). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Google Chrome

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 8.3
ADP CISA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 320838
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-12019

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 149.0.7827.115

Timelineinfo

06/11/2026 CVE reserved
06/12/2026 +1 days Advisory disclosed
06/12/2026 +0 days VulDB entry created
06/13/2026 +1 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 516872
Status: Confirmed

CVE: CVE-2026-12019 (🔒)
GCVE (CVE): GCVE-0-2026-12019
GCVE (VulDB): GCVE-100-370489
EUVD: 🔒
CERT Bund: WID-SEC-2026-1893 - Google Chrome: Mehrere Schwachstellen

Entryinfo

Created: 06/12/2026 06:03
Updated: 06/13/2026 08:52
Changes: 06/12/2026 06:03 (68), 06/12/2026 09:02 (1), 06/13/2026 02:45 (2), 06/13/2026 08:52 (7)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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