lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Sun, 6 Jan 2019 00:54:36 +0100 From: Daniel Borkmann <daniel@...earbox.net> To: ast@...nel.org Cc: jannh@...gle.com, netdev@...r.kernel.org, Daniel Borkmann <daniel@...earbox.net> Subject: [PATCH bpf 0/2] bpf fix to reject mixing ptr / scalar alu op on unpriv Follow-up fix to 979d63d50c0c ("bpf: prevent out of bounds speculation on pointer arithmetic") in order to reject a corner case for sanitation when ptr / scalars are mixed in the same alu op. Thanks! Daniel Borkmann (2): bpf: fix sanitation of alu op with pointer / scalar type from different paths bpf: add various test cases for alu op on mixed dst register types include/linux/bpf_verifier.h | 1 + kernel/bpf/verifier.c | 61 +++++++++++--- tools/testing/selftests/bpf/test_verifier.c | 120 ++++++++++++++++++++++++++++ 3 files changed, 169 insertions(+), 13 deletions(-) -- 2.9.5
Powered by blists - more mailing lists