diff options
Diffstat (limited to 'main/jq/CVE-2015-8863.patch')
| -rw-r--r-- | main/jq/CVE-2015-8863.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/main/jq/CVE-2015-8863.patch b/main/jq/CVE-2015-8863.patch new file mode 100644 index 0000000000..c146cadd56 --- /dev/null +++ b/main/jq/CVE-2015-8863.patch @@ -0,0 +1,34 @@ +From 8eb1367ca44e772963e704a700ef72ae2e12babd Mon Sep 17 00:00:00 2001 +From: Nicolas Williams <nico@cryptonector.com> +Date: Sat, 24 Oct 2015 17:24:57 -0500 +Subject: [PATCH] Heap buffer overflow in tokenadd() (fix #105) + +This was an off-by one: the NUL terminator byte was not allocated on +resize. This was triggered by JSON-encoded numbers longer than 256 +bytes. +--- + src/jv_parse.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/src/jv_parse.c b/src/jv_parse.c +index 3102ed4..84245b8 100644 +--- a/src/jv_parse.c ++++ b/jv_parse.c +@@ -383,7 +383,7 @@ static pfunc stream_token(struct jv_parser* p, char ch) { + + static void tokenadd(struct jv_parser* p, char c) { + assert(p->tokenpos <= p->tokenlen); +- if (p->tokenpos == p->tokenlen) { ++ if (p->tokenpos >= (p->tokenlen - 1)) { + p->tokenlen = p->tokenlen*2 + 256; + p->tokenbuf = jv_mem_realloc(p->tokenbuf, p->tokenlen); + } +@@ -485,7 +485,7 @@ static pfunc check_literal(struct jv_parser* p) { + TRY(value(p, v)); + } else { + // FIXME: better parser +- p->tokenbuf[p->tokenpos] = 0; // FIXME: invalid ++ p->tokenbuf[p->tokenpos] = 0; + char* end = 0; + double d = jvp_strtod(&p->dtoa, p->tokenbuf, &end); + if (end == 0 || *end != 0) |