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| author | Paul Moore <paul.moore@hp.com> | 2007-08-01 11:12:59 -0400 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2007-08-02 11:52:26 -0400 |
| commit | e6e0871cce2ae04f5790543ad2f4ec36b23260ba (patch) | |
| tree | 0af9d48482dbdb8b949fb673eb5bf48fd5611cc5 /net | |
| parent | 088999e98b8caecd31adc3b62223a228555c5ab7 (diff) | |
| download | linux-e6e0871cce2ae04f5790543ad2f4ec36b23260ba.tar.gz linux-e6e0871cce2ae04f5790543ad2f4ec36b23260ba.tar.bz2 linux-e6e0871cce2ae04f5790543ad2f4ec36b23260ba.zip | |
Net/Security: fix memory leaks from security_secid_to_secctx()
The security_secid_to_secctx() function returns memory that must be freed
by a call to security_release_secctx() which was not always happening. This
patch fixes two of these problems (all that I could find in the kernel source
at present).
Signed-off-by: Paul Moore <paul.moore@hp.com>
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/netlabel/netlabel_user.c | 4 | ||||
| -rw-r--r-- | net/xfrm/xfrm_policy.c | 5 |
2 files changed, 6 insertions, 3 deletions
diff --git a/net/netlabel/netlabel_user.c b/net/netlabel/netlabel_user.c index 89dcc485653b..85a96a3fddaa 100644 --- a/net/netlabel/netlabel_user.c +++ b/net/netlabel/netlabel_user.c @@ -113,8 +113,10 @@ struct audit_buffer *netlbl_audit_start_common(int type, if (audit_info->secid != 0 && security_secid_to_secctx(audit_info->secid, &secctx, - &secctx_len) == 0) + &secctx_len) == 0) { audit_log_format(audit_buf, " subj=%s", secctx); + security_release_secctx(secctx, secctx_len); + } return audit_buf; } diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 95a47304336d..e5a3be03aa0d 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -2195,9 +2195,10 @@ void xfrm_audit_log(uid_t auid, u32 sid, int type, int result, } if (sid != 0 && - security_secid_to_secctx(sid, &secctx, &secctx_len) == 0) + security_secid_to_secctx(sid, &secctx, &secctx_len) == 0) { audit_log_format(audit_buf, " subj=%s", secctx); - else + security_release_secctx(secctx, secctx_len); + } else audit_log_task_context(audit_buf); if (xp) { |