Description: ANDROID: mm: Incorrect page permission management
References:
 https://source.android.com/security/bulletin/2022-04-01
 https://android.googlesource.com/kernel/common/+/ac4488815518c
 https://android.googlesource.com/kernel/common/+/b44e46bb047d1
 https://android.googlesource.com/kernel/common/+/67d075d23a8bc
 https://android.googlesource.com/kernel/common/+/6f9aba5a20b84
 https://bugzilla.suse.com/show_bug.cgi?id=1198445
 https://lore.kernel.org/all/CAHk-=wj4KCujAH_oPh40Bkp48amM4MXr+8AcbZ=qd5LF4Q+TDg@mail.gmail.com/#t
Notes:
 carnil> Unclear if this is Android specific. If so we might just drop
 carnil> this entry.
 carnil> this is probably not an issue in mainline, the propblematic
 carnil> patch introducing the vulnerability was not merged in Linus
 carnil> tree, cf. https://lore.kernel.org/all/CAHk-=wj4KCujAH_oPh40Bkp48amM4MXr+8AcbZ=qd5LF4Q+TDg@mail.gmail.com/#t
 bwh> This is indeed Android-specific.
Bugs:
upstream: N/A "Vulnerability never present"
5.10-upstream-stable: N/A "Vulnerability never present"
4.19-upstream-stable: N/A "Vulnerability never present"
4.9-upstream-stable: N/A "Vulnerability never present"
sid: N/A "Vulnerability never present"
5.10-bullseye-security: N/A "Vulnerability never present"
4.19-buster-security: N/A "Vulnerability never present"
4.9-stretch-security: N/A "Vulnerability never present"