Description
Null pointer dereference in Tianocore EDK2 may allow an authenticated user to potentially enable escalation of privilege via local access.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Tianocore EDK2 | See reference | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | edk2 | 2020.11-1 | — |
| Debian 13 | edk2 | 2020.11-1 | — |
| Debian 12 | edk2 | 2020.11-1 | — |
| Debian 9 | edk2 | 0~20161202.7bbe0b3e-1+deb9u2 | DLA-2645-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | edk2 | 0~20191122.bd85bf54-2ubuntu3.1 | USN-4684-1 |
| Ubuntu 18.04 LTS | edk2 | 0~20180205.c0d9813c-2ubuntu0.3 | USN-4684-1 |
| Ubuntu 16.04 LTS | edk2 | 0~20160408.ffea0a2c-2ubuntu0.2 | USN-4684-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | edk2 +2 | 20210527gite1999b264f1f-3.el8 | RHSA-2021:4198 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP2 | ovmf | 201911-7.8.1 | SUSE-SU-2020:3884-1 |
| SLES 15 SP1 | ovmf | 2017+git1510945757.b2662641d5-5.38.1 | SUSE-SU-2020:3885-1 |
| SLES 12 SP5 | ovmf | 2017+git1510945757.b2662641d5-3.32.1 | SUSE-SU-2020:3883-1 |
| SLES 12 SP2 | ovmf | 2015+git1462940744.321151f-19.23.1 | SUSE-SU-2021:2117-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP5 | ovmf | 2017+git1510945757.b2662641d5-3.32.1 | SUSE-SU-2020:3883-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | ovmf | 202105-3.4 | openSUSE-SU-2024:11134-1 |
| openSUSE Tumbleweed | shim | 15.4-4.2 | openSUSE-SU-2024:11382-1 |
| openSUSE Leap 15.2 | ovmf | 201911-lp152.6.8.1 | openSUSE-SU-2020:2314-1 |
| openSUSE Leap 15.2 | shim | 15.4-lp152.4.8.1 | openSUSE-SU-2021:0598-1 |
| openSUSE Leap 15.1 | ovmf | 2017+git1510945757.b2662641d5-lp151.11.12.1 | openSUSE-SU-2020:2336-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | shim-unsigned-x64 +1 | 15.8-3 | — |
Advisories 12
- RHSA-2021:4198 Red Hat Security Advisory: edk2 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Sep 21, 2026
- DLA-2645-1 edk2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-4684-1 edk2 vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2020:3885-1 Security update for ovmf SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:3884-1 Security update for ovmf SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:2336-1 Security update for ovmf SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:2314-1 Security update for ovmf SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11382-1 shim-15.4-4.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2021:0598-1 Security update for shim SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11134-1 ovmf-202105-3.4 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:2117-1 Security update for ovmf SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:3883-1 Security update for ovmf SUSE / openSUSE Security Updates · May 2, 2025