The first commit 69e8f03("mm: backing-dev: Take a reference to the bdi
in use to prevent UAF") is not merged in the mainline and stable
kernels.
Commit 80d91b8 was merged in 5.16-rc1(commit hash is
0b3ea0926afb8dde70cfab00316ae0a70b93a7cc) which requires commit
c6fd3ac ("mm: export bdi_unregister") that exports symbol of
bdi_unregister().
Fixed status
mainline: [0b3ea0926afb8dde70cfab00316ae0a70b93a7cc]
Change Type Requested Update
CVE id number CVE-2022-20158
References Links providing information on the CVE.
Additional context CVE-2022-20158: mm: backing-dev: Take a reference to the bdi in use to prevent UAF
AOSP kernel 4.14 contains following 2 patches.
The first commit 69e8f03("mm: backing-dev: Take a reference to the bdi in use to prevent UAF") is not merged in the mainline and stable kernels. Commit 80d91b8 was merged in 5.16-rc1(commit hash is 0b3ea0926afb8dde70cfab00316ae0a70b93a7cc) which requires commit c6fd3ac ("mm: export bdi_unregister") that exports symbol of bdi_unregister().
Fixed status mainline: [0b3ea0926afb8dde70cfab00316ae0a70b93a7cc]