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osvGoogleOSV:ASB-A-233078742
HistoryAug 01, 2022 - 12:00 a.m.

Android Security - [EMBARGO 5/24] invalid-free in io_uring that can lead to LPE

2022-08-0100:00:00
Google
osv.dev
9
android
security
embargo 5/24
use after free
io_uring
lpe
escalation of privileges

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

6.8

Confidence

High

EPSS

0

Percentile

5.1%

JSON

In io_req_init_async there is a potential use after free due to a race condition. This could lead to local escalation of privileges with User execution privileges needed. User interaction is not needed for exploitation.

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CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

6.8

Confidence

High

EPSS

0

Percentile

5.1%

JSON
Related for OSV:ASB-A-233078742
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