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SUSE:SLE-12-SP3:Update
libplist.4090
B0005-base64-Prevent-buffer-overflow-by-not-dec...
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File B0005-base64-Prevent-buffer-overflow-by-not-decoding-blocks-with-less-than-4-chrs.patch of Package libplist.4090
From 62bac060ed5ee6d64a71edf6cc627cc184ae87e5 Mon Sep 17 00:00:00 2001 From: Filippo Bigarella <filippobigarella@gmail.com> Date: Mon, 31 Oct 2016 02:43:15 +0100 Subject: [PATCH] base64: Prevent buffer overflow by not decoding blocks with less than 4 chars --- src/base64.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/base64.c b/src/base64.c index e59d963..1595bd0 100644 --- a/src/base64.c +++ b/src/base64.c @@ -118,7 +118,7 @@ unsigned char *base64decode(const char *buf, size_t *size) break; } len = strcspn(ptr, "\r\n\t "); - if (len > 0) { + if (len > 3) { p+=base64decode_block(outbuf+p, ptr, len); ptr += len; } else {
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