Profiles that have an undecidable overlap in their attachments are
being incorrectly handled. Instead of failing to attach the first one
encountered is being used.
eg.
profile A /** { .. }
profile B /*foo { .. }
have an unresolvable longest left attachment, they both have an exact
match on / and then have an overlapping expression that has no clear
winner.
Currently the winner will be the profile that is loaded first which
can result in non-deterministic behavior. Instead in this situation
the exec should fail.
Fixes:
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.. | ||
apparmor | ||
integrity | ||
keys | ||
loadpin | ||
selinux | ||
smack | ||
tomoyo | ||
yama | ||
commoncap.c | ||
device_cgroup.c | ||
inode.c | ||
Kconfig | ||
lsm_audit.c | ||
Makefile | ||
min_addr.c | ||
security.c |