d2b60efe20
fix global-buffer-overflow in htmlParseTryOrFinish (HTMLparser.c:5403) https://bugzilla.gnome.org/show_bug.cgi?id=775200 Here is the reproduce steps on ubuntu 16.04, use clang with "-fsanitize=address" ... export CC="clang" export CFLAGS="-fsanitize=address" ./configure --disable-shared make clean all -j wget https://bugzilla.gnome.org/attachment.cgi?id=340871 -O poc ./xmllint --html --push poc ==2785==ERROR: AddressSanitizer: global-buffer-overflow on address 0x000000a0de21 at pc 0x0000006a7f6e bp 0x7ffdfe940c10 sp 0x7ffdfe940c08 READ of size 1 at 0x000000a0de21 thread T0 #0 0x6a7f6d (/home/jiahongxu/Downloads/libxml2-2.9.4/xmllint+0x6a7f6d) #1 0x6a7356 (/home/jiahongxu/Downloads/libxml2-2.9.4/xmllint+0x6a7356) #2 0x4f4504 (/home/jiahongxu/Downloads/libxml2-2.9.4/xmllint+0x4f4504) #3 0x4f045e (/home/jiahongxu/Downloads/libxml2-2.9.4/xmllint+0x4f045e) #4 0x7f81977d682f (/lib/x86_64-linux-gnu/libc.so.6+0x2082f) #5 0x419ad8 (/home/jiahongxu/Downloads/libxml2-2.9.4/xmllint+0x419ad8) ... (From OE-Core rev: a615b0825927a09a0aa8312d131c9acbaef8956d) (From OE-Core rev: 1c9d891886f35e6cc4485f244180d7d0ffa82cd3) Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> Signed-off-by: Armin Kuster <akuster808@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> |
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| libxml2_2.9.4.bb | ||