CVE-2022-20409

published 2022-10-11

CVE-2022-20409: In io_identity_cow of io_uring.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with…

Priority P4 29 medium 6.7 CVSS 3.1

AV L AC L PR H UI N S U C H I H A H

In io_identity_cow of io_uring.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-238177383References: Upstream kernel

Affected

6 ranges

Vendor	Product	Version range	Fixed in
debian	linux	< linux 5.14.6-1 (bookworm)	linux 5.14.6-1 (bookworm)
google	android	—	—
linux	linux_kernel	>= 0 < 5.10.136-1	5.10.136-1
linux	linux_kernel	>= 0 < 5.14.6-1	5.14.6-1
linux	linux_kernel	>= 0 < 5.14.6-1	5.14.6-1
linux	linux_kernel	>= 0 < 5.14.6-1	5.14.6-1

CVSS provenance

nvd v3.1 6.7 MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

osv 6.7 MEDIUM

vendor_debian 6.7 MEDIUM

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CWE-416