This adds ambient capabilities. See the individual patch changelogs for details. Preliminary userspace code is here, but it needs updating: https://git.kernel.org/cgit/linux/kernel/git/luto/util-linux-playground.git/commit/?h=cap_ambient&id=7f5afbd175d2 Changes from v3: - Rename PR_CAP_AMBIENT_READ to PR_CAP_AMBIENT_IS_SET (Michael Kerrisk) - Add PR_CAP_AMBIENT_CLEAR_ALL (Michael Kerrisk) - Add acks from v2 Changes from v2: - Improve the patch 1 changelog a bit. - Add acks. - Add comment clarifying the pE' rule. - s/except/expect Changes from v1: - Lots of cleanups to the ambient cap code. - The securebit is new. Andy Lutomirski (2): capabilities: Ambient capabilities capabilities: Add a securebit to disable PR_CAP_AMBIENT_RAISE fs/proc/array.c | 5 +- include/linux/cred.h | 8 ++++ include/uapi/linux/prctl.h | 7 +++ include/uapi/linux/securebits.h | 11 ++++- kernel/user_namespace.c | 1 + security/commoncap.c | 103 ++++++++++++++++++++++++++++++++++++---- security/keys/process_keys.c | 1 + 7 files changed, 124 insertions(+), 12 deletions(-) -- 2.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
