mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-03 10:02:20 -04:00
Code Issues Packages Projects Releases Wiki Activity

Merge tag 'audit-pr-20200422' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit

Browse Source 
Pull audit fix from Paul Moore:
 "One small audit patch fix, fixing a missing length check on input from
  userspace, nothing crazy"

* tag 'audit-pr-20200422' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit:
  audit: check the length of userspace generated audit records
This commit is contained in:
Linus Torvalds
2020-04-23 09:21:53 -07:00
parent c578ddb39e 763dafc520
commit 6a40006382
1 changed files with 3 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
kernel/audit.c
View File

@@ -1326,6 +1326,9 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
case AUDIT_FIRST_USER_MSG2 ... AUDIT_LAST_USER_MSG2:
if (!audit_enabled && msg_type != AUDIT_USER_AVC)
return 0;
/* exit early if there isn't at least one character to print */
if (data_len < 2)
return -EINVAL;
err = audit_filter(msg_type, AUDIT_FILTER_USER);
if (err == 1) { /* match or error */