[27590] in CVS-changelog-for-Kerberos-V5
krb5 commit [krb5-1.10]: Check for negative poll timeout in
daemon@ATHENA.MIT.EDU (Tom Yu)
Fri Feb 22 18:01:21 2013
Date: Fri, 22 Feb 2013 18:01:16 -0500
From: Tom Yu <tlyu@mit.edu>
Message-Id: <201302222301.r1MN1Gbv013854@drugstore.mit.edu>
To: cvs-krb5@mit.edu
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https://github.com/krb5/krb5/commit/4fcd8cea7ee1594c25b9e7eec42ae3ce6775d93a
commit 4fcd8cea7ee1594c25b9e7eec42ae3ce6775d93a
Author: Greg Hudson <ghudson@mit.edu>
Date: Fri Jan 25 13:11:27 2013 -0500
Check for negative poll timeout in k5_sendto_kdc
(cherry picked from commit 74bee54227deb64a41c2e79f57dd2a2c5ea010a3)
ticket: 7578 (new)
version_fixed: 1.10.4
status: resolved
src/lib/krb5/os/sendto_kdc.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/src/lib/krb5/os/sendto_kdc.c b/src/lib/krb5/os/sendto_kdc.c
index 63dbcd8..7ee5951 100644
--- a/src/lib/krb5/os/sendto_kdc.c
+++ b/src/lib/krb5/os/sendto_kdc.c
@@ -523,6 +523,10 @@ cm_select_or_poll(const struct select_state *in, struct select_state *out,
return e;
timeout = (in->end_time.tv_sec - now.tv_sec) * 1000 +
(in->end_time.tv_usec - now.tv_usec) / 1000;
+ if (timeout < 0) {
+ *sret = 0;
+ return 0;
+ }
}
/* We don't need a separate copy of the selstate for poll, but use one
* anyone for consistency with the select wrapper. */
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