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(parent: ab5c69f) | patch
pkcs7: Prevent NULL pointer dereference, since sinfo is not always set.
authorEric Sesterhenn <eric.sesterhenn@x41-dsec.de>
Sun, 8 Oct 2017 18:02:32 +0000 (20:02 +0200)
committerDavid Howells <dhowells@redhat.com>
Wed, 18 Oct 2017 08:12:41 +0000 (09:12 +0100)
commit68a1fdbbf8bd3378325e45c19e167a165f9ffc3a
treedd276ef26c59a8f63da54d64856c06df8c71165ctree | snapshot (tar.gz zip)
parentab5c69f01313c80df948e4f768efe616258f85f4commit | diff
pkcs7: Prevent NULL pointer dereference, since sinfo is not always set.

The ASN.1 parser does not necessarily set the sinfo field,
this patch prevents a NULL pointer dereference on broken
input.

Fixes: 99db44350672 ("PKCS#7: Appropriately restrict authenticated attributes and content type")
Signed-off-by: Eric Sesterhenn <eric.sesterhenn@x41-dsec.de>
Signed-off-by: David Howells <dhowells@redhat.com>
cc: stable@vger.kernel.org # 4.3+
crypto/asymmetric_keys/pkcs7_parser.c diff | blob | blame | history