CVE-2022-21775
In sched driver, there is a possible use after free due to improper locking. This could lead to...
In sched driver, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06479032; Issue ID: ALPS06479032.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In sched driver, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06479032; Issue ID: ALPS06479032.
- Record
CVE-2022-21775- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-667
- Updated
- 2026-11-02
CVE List No score
In sched driver, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06479032; Issue ID: ALPS06479032.
- Record
CVE-2022-21775- Updated
- 2026-11-02
EUVDEUVD-2022-26939 No score
In sched driver, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06479032; Issue ID: ALPS06479032.
- Record
EUVD-2022-26939- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3ww8-8v8c-wrr2
In sched driver, there is a possible use after free due to improper locking. This could lead to...
In sched driver, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06479032; Issue ID: ALPS06479032.
- Record
GHSA-3ww8-8v8c-wrr2- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-667
- Updated
- 2026-11-02
Affected products
- google android
- mediatek, inc. mt6761, mt6762, mt6763, mt6765, mt6768, mt6769, mt6771, mt6779, mt6781, mt6785, mt6789, mt6795, mt6797, mt6799, mt6833, mt6853, mt6853t, mt6873, mt6875, mt6877, mt6879, mt6883, mt6885, mt6889, mt6891, mt6893, mt6895, mt8167, mt8167s, mt8168, mt8173, mt8185, mt8321, mt8362a, mt8365, mt8385, mt8666, mt8675, mt8768, mt8786, mt8788, mt8789, mt8791, mt8797
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-21775 is a medium vulnerability (CVSS 6.7) in Google Android, published July 6, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.09%, the 0th percentile. No source names a fixed version.