Description: mtd: require write permissions for locking and badblock ioctls
References:
Notes:
 carnil> Introduced in f7e6b19bc764 ("mtd: properly check all write ioctls for
 carnil> permissions"). Vulnerable versions: 4.4.233 4.9.233 4.14.194 4.19.139 5.4.58
 carnil> 5.7.15 5.8.1 5.9-rc1.
Bugs:
upstream: released (5.13-rc1) [1e97743fd180981bef5f01402342bb54bf1c6366]
6.7-upstream-stable: N/A "Fixed before branching point"
6.6-upstream-stable: N/A "Fixed before branching point"
6.1-upstream-stable: N/A "Fixed before branching point"
5.10-upstream-stable: released (5.10.37) [7b6552719c0ccbbea29dde4be141da54fdb5877e]
4.19-upstream-stable: released (4.19.191) [75ed985bd6c8ac1d4e673e93ea9d96c9908c1d37]
sid: released (5.10.38-1)
6.1-bookworm-security: N/A "Fixed before branching point"
5.10-bullseye-security: N/A "Fixed before branching point"
4.19-buster-security: released (4.19.194-1)