sin/samba-mirror
1
0
Fork 0
mirror of https://github.com/samba-team/samba.git synced 2024-12-22 13:34:15 +03:00
Code

CVE-2022-3437 third_party/heimdal: Use constant-time memcmp() in unwrap_des3()

Browse Source 
The surrounding checks all use ct_memcmp(), so this one was presumably
meant to as well.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=15134

Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
This commit is contained in:
Joseph Sutton 2022-10-12 13:57:55 +13:00 committed by Jule Anger
parent e3c314ed69
commit 9ca9408c5e
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
third_party/heimdal/lib/gssapi/krb5/unwrap.c vendored
View File

@ -230,7 +230,7 @@ unwrap_des3
if (ret)
return ret;
if (memcmp (p, "\x04\x00", 2) != 0) /* HMAC SHA1 DES3_KD */
if (ct_memcmp (p, "\x04\x00", 2) != 0) /* HMAC SHA1 DES3_KD */
return GSS_S_BAD_SIG;
p += 2;
if (ct_memcmp (p, "\x02\x00", 2) == 0) {