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tcpdump: drop unneeded security patches

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Version 4.7.4 of tcpdump is not vulnerable to these issues according to:

   https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-8767
   https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-8768
   https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-8769

The tcpdump commit log seems to indicate that these issues were fixes in a
different way in the following commits:

CVE-2014-8767: 4038f83ebf654804829b258dde5e0a508c1c2003
CVE-2014-8768: 9255c9b05b0a04b8d89739b3efcb9f393a617fe9
CVE-2014-8769: 9ed7ddb48fd557dc993e73f22a50dda6cedf4df7

Just drop these patches.

Cc: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Acked-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Baruch Siach 2015-10-01 14:45:35 +03:00 committed by Peter Korsgaard
parent 63eaed6498
commit 3fc962e3ea
3 changed files with 0 additions and 58 deletions
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20
package/tcpdump/0002-fix-CVE-2014-8767.patch
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@ -1,20 +0,0 @@
From https://bugzilla.redhat.com/show_bug.cgi?id=1165160
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
--- tcpdump-tcpdump-4.6/print-olsr.c 2014-10-23 14:07:12.000000000 +0700
+++ tcpdump-4.6.2/print-olsr.c 2014-11-21 14:56:18.205542679 +0700
@@ -234,6 +234,13 @@
ND_PRINT((ndo, "\n\t neighbor\n\t\t"));
neighbor = 1;
+ u_int caplength;
+
+ /* Checking length of available data before print */
+ caplength = (ndo->ndo_snapend >= msg_data) ? ndo->ndo_snapend - msg_data : 0;
+ if (hello_len > caplength)
+ hello_len = caplength;
+
while (hello_len >= sizeof(struct in_addr)) {
/* print 4 neighbors per line */

19
package/tcpdump/0003-fix-CVE-2014-8768.patch
View File

@ -1,19 +0,0 @@
From https://bugzilla.redhat.com/show_bug.cgi?id=1165161
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
--- tcpdump-tcpdump_4.5/print-geonet.c 2014-02-17 05:58:41.000000000 +0700
+++ print-geonet.c 2014-11-21 10:06:58.590217933 +0700
@@ -237,6 +237,12 @@
printf("Malformed (small) ");
}
+ /* Checking length before print */
+ u_int caplength;
+ caplength = (ndo->ndo_snapend >= bp) ? ndo->ndo_snapend - bp : 0;
+ if (length > caplength)
+ length = caplength;
+
/* Print user data part */
if (ndo->ndo_vflag)
default_print(bp, length);

19
package/tcpdump/0004-fix-CVE-2014-8769.patch
View File

@ -1,19 +0,0 @@
From https://bugzilla.redhat.com/show_bug.cgi?id=1165162
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
--- tcpdump-tcpdump-4.6/print-udp.c 2014-11-21 13:53:05.757690197 +0700
+++ tcpdump-4.6.2/print-udp.c 2014-11-21 13:50:58.077695164 +0700
@@ -357,6 +357,12 @@
#ifdef INET6
register const struct ip6_hdr *ip6;
#endif
+ u_int caplength;
+
+ /* Checking length of available data before print */
+ caplength = (ndo->ndo_snapend >= bp) ? ndo->ndo_snapend - bp : 0;
+ if (length > caplength)
+ length = caplength;
if (ep > ndo->ndo_snapend)
ep = ndo->ndo_snapend;