Use after free in Google Chrome
Priority MEDIUM 44CWE-416Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 20 fixed, 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
Use after free in ANGLE in Google Chrome prior to 81.0.4044.122 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Why it matters now
EPSS 0.03265 88th percentileScored 2026-11-07
Fix Partial Chrome (Google): 81.0.4044.122Red Hat: 11 advisoriesRed Hat: 20 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Chrome | before 81.0.4044.122 | 81.0.4044.122 | Patch available | CNA |
- Chrome VendorGoogle Affected before 81.0.4044.122 Fixed in 81.0.4044.122 Patch available CNA
CPE configurations NVD · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* | before 81.0.4044.122 | Vulnerable | |
| cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* | 31 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | 32 | Vulnerable | Fedoraproject |
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* | 16.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 18.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* | 20.04 | Vulnerable | Canonical |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
| cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:* | 15.0 sp1 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* | 15.1 | Vulnerable | openSUSE |
- cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* Versions before 81.0.4044.122 Vulnerable ·Google
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* Versions 31 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* Versions 32 Vulnerable ·Fedoraproject
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* Versions 16.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* Versions 20.04 Vulnerable ·Canonical
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
- cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:* Versions 15.0 sp1 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE
Remediation
- Fix · CNA Chrome (Google) Fixed in 81.0.4044.122
Red Hat 11 advisories
- RHSA-2020:3345 Released 2020-08-06 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux Desktop (v. 6) thunderbird-68.11.0-1.el6_10
- Red Hat Enterprise Linux Server Optional (v. 6) thunderbird-68.11.0-1.el6_10
- Red Hat Enterprise Linux Workstation (v. 6) thunderbird-68.11.0-1.el6_10
- RHSA-2020:3344 Released 2020-08-06 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux Client (v. 7) thunderbird-68.11.0-1.el7_8
- Red Hat Enterprise Linux Server Optional (v. 7) thunderbird-68.11.0-1.el7_8
- Red Hat Enterprise Linux Workstation (v. 7) thunderbird-68.11.0-1.el7_8
- RHSA-2020:3341 Released 2020-08-06 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 8) thunderbird-68.11.0-1.el8_2
Show 8 more Red Hat advisories
- RHSA-2020:3342 Released 2020-08-06 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v. 8.1) thunderbird-68.11.0-1.el8_1
- RHSA-2020:3343 Released 2020-08-06 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream E4S (v. 8.0) thunderbird-68.11.0-1.el8_0
- RHSA-2020:3253 Released 2020-07-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux Client (v. 7) firefox-68.11.0-1.el7_8
- Red Hat Enterprise Linux Client Optional (v. 7) firefox-68.11.0-1.el7_8
- Red Hat Enterprise Linux Server (v. 7) firefox-68.11.0-1.el7_8
- Red Hat Enterprise Linux Server Optional (v. 7) firefox-68.11.0-1.el7_8
- Red Hat Enterprise Linux Workstation (v. 7) firefox-68.11.0-1.el7_8
- Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-68.11.0-1.el7_8
- RHSA-2020:3254 Released 2020-07-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream EUS (v. 8.1) firefox-68.11.0-1.el8_1
- RHSA-2020:3241 Released 2020-07-30 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream (v. 8) firefox-68.11.0-1.el8_2
- RHSA-2020:3233 Released 2020-07-29 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux Desktop (v. 6) firefox-68.11.0-1.el6_10
- Red Hat Enterprise Linux Desktop Optional (v. 6) firefox-68.11.0-1.el6_10
- Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox-68.11.0-1.el6_10
- Red Hat Enterprise Linux Server (v. 6) firefox-68.11.0-1.el6_10
- Red Hat Enterprise Linux Server Optional (v. 6) firefox-68.11.0-1.el6_10
- Red Hat Enterprise Linux Workstation (v. 6) firefox-68.11.0-1.el6_10
- Red Hat Enterprise Linux Workstation Optional (v. 6) firefox-68.11.0-1.el6_10
- RHSA-2020:3229 Released 2020-07-29 · Red Hat rating Importantfirefox security update
- Red Hat Enterprise Linux AppStream E4S (v. 8.0) firefox-68.11.0-1.el8_0
- RHSA-2020:1970 Released 2020-04-29 · Red Hat rating Importantchromium-browser security update
- Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser-81.0.4044.122-1.el6_10
- Red Hat Enterprise Linux HPC Node Supplementary (v. 6) chromium-browser-81.0.4044.122-1.el6_10
- Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser-81.0.4044.122-1.el6_10
- Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser-81.0.4044.122-1.el6_10
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Google Chrome — openSUSE-SU-2020:0823
28 records Highest priority Priority MEDIUM 8 MEDIUM, 20 LOW
Other records, highest priority first
- TI-2020-05318 Out-of-bounds write in Google ChromePriority MEDIUM 47
- TI-2020-05316 Use after free in Google ChromePriority MEDIUM 45
- TI-2020-05315 Use after free in Google ChromePriority MEDIUM 45
- Advisory ·
Google Chrome — openSUSE-SU-2020:0832
28 records Highest priority Priority MEDIUM 8 MEDIUM, 20 LOW
Other records, highest priority first
- TI-2020-05318 Out-of-bounds write in Google ChromePriority MEDIUM 47
- TI-2020-05316 Use after free in Google ChromePriority MEDIUM 45
- TI-2020-05315 Use after free in Google ChromePriority MEDIUM 45
Show 2 more groups
- Advisory ·
Google Chrome — FEDORA-2020-08561721ad
28 records Highest priority Priority MEDIUM 8 MEDIUM, 20 LOW
Other records, highest priority first
- TI-2020-05318 Out-of-bounds write in Google ChromePriority MEDIUM 47
- TI-2020-05316 Use after free in Google ChromePriority MEDIUM 45
- TI-2020-05315 Use after free in Google ChromePriority MEDIUM 45
- Advisory ·
Google Chrome — FEDORA-2020-77f89ab772
28 records Highest priority Priority MEDIUM 8 MEDIUM, 20 LOW
Other records, highest priority first
- TI-2020-05318 Out-of-bounds write in Google ChromePriority MEDIUM 47
- TI-2020-05316 Use after free in Google ChromePriority MEDIUM 45
- TI-2020-05315 Use after free in Google ChromePriority MEDIUM 45
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2020:3241, RHSA-2020:3341 |
| Red Hat Enterprise Linux AppStream E4S (v. 8.0) | Fixed | RHSA-2020:3229, RHSA-2020:3343 |
| Red Hat Enterprise Linux AppStream EUS (v. 8.1) | Fixed | RHSA-2020:3254, RHSA-2020:3342 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2020:3253, RHSA-2020:3344 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2020:3253 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2020:3233, RHSA-2020:3345 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2020:3233 |
| Red Hat Enterprise Linux Desktop Supplementary (v. 6) | Fixed | RHSA-2020:1970 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2020:3233 |
| Red Hat Enterprise Linux HPC Node Supplementary (v. 6) | Fixed | RHSA-2020:1970 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2020:3233 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2020:3253 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2020:3233, RHSA-2020:3345 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2020:3253, RHSA-2020:3344 |
| Red Hat Enterprise Linux Server Supplementary (v. 6) | Fixed | RHSA-2020:1970 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2020:3233, RHSA-2020:3345 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2020:3253, RHSA-2020:3344 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2020:3233 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2020:3253 |
| Red Hat Enterprise Linux Workstation Supplementary (v. 6) | Fixed | RHSA-2020:1970 |
Timeline
- 2026-10-02 Threatist record created from CVE-2020-6463
- 2026-10-03 Alias added: GHSA-vmqg-547g-3f2r
References
Advisory 19
- https://chromereleases.googleblog.com/2020/04/stable-channel-update-for-desktop_21.html
- https://crbug.com/1065186
- openSUSE-SU-2020:0823
- openSUSE-SU-2020:0832
- FEDORA-2020-08561721ad
- DSA-4714
- FEDORA-2020-77f89ab772
- [debian-lts-announce] 20200729 [SECURITY] [DLA 2297-1] firefox-esr security update
- GLSA-202007-60
- DSA-4736
- GLSA-202007-64
- [debian-lts-announce] 20200802 [SECURITY] [DLA 2310-1] thunderbird security update
- DSA-4740
- openSUSE-SU-2020:1147
- openSUSE-SU-2020:1155
- openSUSE-SU-2020:1179
- openSUSE-SU-2020:1189
- openSUSE-SU-2020:1205
- USN-4443-1
More Google Chrome vulnerabilities
- TI-2025-09686 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.8
- TI-2024-07390 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04898 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04600 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04346 Use after free in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2023-05824 Integer overflow in Google Chrome KEVCVSS 3.1CRITICAL 9.6
Sources
- CVE-2020-6463 · CVE Program
- CVE-2020-6463 · NVD
- FIRST EPSS
- GHSA-vmqg-547g-3f2r · GitHub Advisory Database · CC BY 4.0
- CVE-2020-6463 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences