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(from parent 1:
da39c30
)
fix potential buffer overflow when txt records are forged
author
John Crispin
<blogic@openwrt.org>
Wed, 27 Aug 2014 17:49:04 +0000
(19:49 +0200)
committer
John Crispin
<blogic@openwrt.org>
Wed, 27 Aug 2014 17:50:40 +0000
(19:50 +0200)
Signed-off-by: John Crispin <blogic@openwrt.org>
cache.c
patch
|
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history
diff --git
a/cache.c
b/cache.c
index
e775537
..
cdc4a79
100644
(file)
--- a/
cache.c
+++ b/
cache.c
@@
-274,7
+274,7
@@
cache_answer(struct interface *iface, uint8_t *base, int blen, char *name, struc
uint8_t v = *p;
*p = '\0';
- if (v)
+ if (v
&& p + v < &rdata_buffer[rdlength]
)
p += v + 1;
} while (*p);
break;