ACK: [Bionic][SRU][PATCH 0/1] Fix for CVE-2018-18445
khalid.elmously at canonical.com
Fri Nov 23 06:47:13 UTC 2018
On 2018-11-23 11:46:53 , Po-Hsu Lin wrote:
> This patch fixes the emulatation of the 32-bit right shift operation
> for 64-bit arithmetic by truncating the inputs for 32-bit ops to 32
> bits before those arithmetic logic units instead.
> This patch can be cherry-picked for both Bionic, which is the only
> release that marked with needed on the U-C-T.
> Jann Horn (1):
> bpf: 32-bit RSH verification must truncate input before the ALU op
> kernel/bpf/verifier.c | 10 +++++++++-
> 1 file changed, 9 insertions(+), 1 deletion(-)
Acked-by: Khalid Elmously <khalid.elmously at canonical.com>
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