SB2026100261 - Debian update for chromium
Published: October 2, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 32 vulnerabilities.
1) Use of uninitialized resource (CVE-ID: CVE-2026-102315)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to usage of uninitialized resources in Media in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.
2) Buffer overflow (CVE-ID: CVE-2026-102331)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a boundary error in ANGLE in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger a buffer overflow and execute arbitrary code on the system.
3) Incorrect authorization (CVE-ID: CVE-2026-102330)
CWE-ID: CWE-863 - Incorrect Authorization
CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to perform unauthorized actions.
The vulnerability exists due to incorrect authorization in SiteIsolation when handling web content. A remote attacker can cause a user to interact with web content to perform unauthorized actions.
4) Cross-site scripting (CVE-ID: CVE-2026-102329)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
The vulnerability allows a remote attacker to execute arbitrary script.
The vulnerability exists due to cross-site scripting in WebUI when a victim interacts with crafted web content. A remote attacker can trick the victim into interacting with crafted web content to execute arbitrary script.
5) Type Confusion (CVE-ID: CVE-2026-102328)
CWE-ID: CWE-843 - Type confusion
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
6) Incorrect authorization (CVE-ID: CVE-2026-102327)
CWE-ID: CWE-863 - Incorrect Authorization
CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to bypass authorization controls.
The vulnerability exists due to incorrect authorization in WebView when using WebView. A remote attacker can exploit the authorization flaw to bypass authorization controls.
User interaction is required.
7) Type Confusion (CVE-ID: CVE-2026-102326)
CWE-ID: CWE-843 - Type confusion
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
8) Use of uninitialized resource (CVE-ID: CVE-2026-102325)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to usage of uninitialized resources in Skia in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.
9) Use-after-free (CVE-ID: CVE-2026-102324)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the PictureInPicture component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
10) Type Confusion (CVE-ID: CVE-2026-102323)
CWE-ID: CWE-843 - Type confusion
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
11) Type Confusion (CVE-ID: CVE-2026-102321)
CWE-ID: CWE-843 - Type confusion
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
12) Missing Authorization (CVE-ID: CVE-2026-102320)
CWE-ID: CWE-862 - Missing Authorization
CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to missing authorization in CORS when processing a crafted cross-origin request. A remote attacker can cause the browser to process a crafted cross-origin request to disclose sensitive information.
User interaction is required.
13) Use of uninitialized resource (CVE-ID: CVE-2026-102319)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to usage of uninitialized resources in GPU in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.
14) Out-of-bounds read (CVE-ID: CVE-2026-102318)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the WebGL component in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger an out-of-bounds read error and gain access to sensitive information.
15) Improper privilege management (CVE-ID: CVE-2026-102317)
CWE-ID: CWE-269 - Improper Privilege Management
CVSSv4: 7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to escalate privileges.
The vulnerability exists due to improper privilege management in Mojo when managing privileges. A remote attacker can exploit the improper privilege management flaw to escalate privileges.
16) Use-after-free (CVE-ID: CVE-2026-102316)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the Views component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
17) Type Confusion (CVE-ID: CVE-2026-102299)
CWE-ID: CWE-843 - Type confusion
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
18) Spoofing attack (CVE-ID: CVE-2026-102314)
CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)
CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to misrepresent browser UI.
The vulnerability exists due to improper user interface representation in TabStrip when a victim opens crafted web content. A remote attacker can supply crafted web content for a victim to open to misrepresent browser UI.
19) Use of uninitialized resource (CVE-ID: CVE-2026-102313)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to usage of uninitialized resources in ANGLE in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.
20) Spoofing attack (CVE-ID: CVE-2026-102312)
CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)
CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to spoof browser interface information.
The vulnerability exists due to improper user interface representation in the Omnibox when a user interacts with web content. A remote attacker can exploit the UI misrepresentation to spoof browser interface information.
21) Use of uninitialized resource (CVE-ID: CVE-2026-102311)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to usage of uninitialized resources in GPU in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.
22) Missing Authorization (CVE-ID: CVE-2026-102310)
CWE-ID: CWE-862 - Missing Authorization
CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to perform unauthorized payment-related actions.
The vulnerability exists due to missing authorization in Payments when processing payment-related actions. A remote attacker can exploit the authorization flaw to perform unauthorized payment-related actions.
User interaction is required.
23) Use-after-free (CVE-ID: CVE-2026-102309)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the FullScreen component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
24) Use-after-free (CVE-ID: CVE-2026-102308)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the Views component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
25) Use of uninitialized resource (CVE-ID: CVE-2026-102307)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to usage of uninitialized resources in Dawn in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.
26) Use-after-free (CVE-ID: CVE-2026-102306)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the Bluetooth component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
27) Spoofing attack (CVE-ID: CVE-2026-102305)
CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)
CVSSv4: 0 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to mislead users about sign-in information.
The vulnerability exists due to UI misrepresentation in SignIn when a victim interacts with sign-in functionality. A remote attacker can cause a UI misrepresentation to mislead users about sign-in information.
28) Use-after-free (CVE-ID: CVE-2026-102304)
CWE-ID: CWE-416 - Use After Free
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the Passwords component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
29) Use of uninitialized resource (CVE-ID: CVE-2026-102303)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to usage of uninitialized resources in GPU in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.
30) Buffer overflow (CVE-ID: CVE-2026-102302)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a boundary error in V8 in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger a buffer overflow and execute arbitrary code on the system.
31) Out-of-bounds write (CVE-ID: CVE-2026-102301)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted HTML content in GPU. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger out-of-bounds write and execute arbitrary code on the target system.
32) Use of uninitialized resource (CVE-ID: CVE-2026-102300)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to usage of uninitialized resources in WebGPU in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.
Remediation
Install update from vendor's website.