Issue 44796 in oss-fuzz: binutils:fuzz_nm: Stack-overflow in mmo_get_symbols

2022-03-17 Thread amo… via monorail
Comment #2 on issue 44796 by amo...@gmail.com: binutils:fuzz_nm: Stack-overflow in mmo_get_symbols https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44796#c2 Won't fix this one. Fuzzed trie parsed by recursion in mmo_get_symbols can be arbitrarily deep, unless some limit is imposed. -- Y

Issue 44796 in oss-fuzz: binutils:fuzz_nm: Stack-overflow in mmo_get_symbols

2022-03-17 Thread p . ant… via monorail
Comment #3 on issue 44796 by p.ant...@catenacyber.fr: binutils:fuzz_nm: Stack-overflow in mmo_get_symbols https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44796#c3 If you wish, one way to fix this is to use `#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION` to have some limit on recursion

[Bug gprofng/28965] jsynprog tests failed on CET enabled x86-64 machines

2022-03-17 Thread hjl.tools at gmail dot com
https://sourceware.org/bugzilla/show_bug.cgi?id=28965 H.J. Lu changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug gprofng/28965] jsynprog tests failed on CET enabled x86-64 machines

2022-03-17 Thread cvs-commit at gcc dot gnu.org
https://sourceware.org/bugzilla/show_bug.cgi?id=28965 --- Comment #1 from cvs-commit at gcc dot gnu.org --- The master branch has been updated by H.J. Lu : https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=cac97c41c20c9866baecefbdc53976af1475f0a1 commit cac97c41c20c9866baecefbdc53976af

Issue 44864 in oss-fuzz: binutils:fuzz_objdump: Heap-buffer-overflow in evax_bfd_print_dst

2022-03-17 Thread sheriffbot via monorail
Updates: Labels: -restrict-view-commit Comment #3 on issue 44864 by sheriffbot: binutils:fuzz_objdump: Heap-buffer-overflow in evax_bfd_print_dst https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44864#c3 This bug has been fixed. It has been opened to the public. - Your friendly She

[Bug libctf/28933] buffer overflow on powerpc-linux

2022-03-17 Thread nick.alcock at oracle dot com
https://sourceware.org/bugzilla/show_bug.cgi?id=28933 --- Comment #2 from Nick Alcock --- FWIW, I cannot replicate this: not with the x86->ppc cross shown here, nor on ppc native, nor on ppc64. Nonetheless we should armour against this. I'll see what I can do... -- You are receiving this mail b

[Bug libctf/28933] buffer overflow on powerpc-linux

2022-03-17 Thread amodra at gmail dot com
https://sourceware.org/bugzilla/show_bug.cgi?id=28933 --- Comment #3 from Alan Modra --- Created attachment 14023 --> https://sourceware.org/bugzilla/attachment.cgi?id=14023&action=edit testcase object file I built binutils on an Ubuntu 21.04 amd ryzen 9 box, configured with CFLAGS="-g -O2 -f

[Bug libctf/28933] buffer overflow on powerpc-linux

2022-03-17 Thread nick.alcock at oracle dot com
https://sourceware.org/bugzilla/show_bug.cgi?id=28933 --- Comment #4 from Nick Alcock --- Aha! Yep, that's got it. Thank you, your object file was very helpful. Now to fix it... -- You are receiving this mail because: You are on the CC list for the bug.

[Bug libctf/28933] buffer overflow on powerpc-linux

2022-03-17 Thread nick.alcock at oracle dot com
https://sourceware.org/bugzilla/show_bug.cgi?id=28933 --- Comment #5 from Nick Alcock --- This unchecked length is only an overrun in the uncompressed-and-corrupted foreign-endian CTF case (it's still wrong if the CTF is uncompressed but native-endian, but it's only used at serialization time, wh

Issue 43790 in oss-fuzz: binutils:fuzz_as: Null-dereference READ in htab_find_slot

2022-03-17 Thread amo… via monorail
Comment #2 on issue 43790 by amo...@gmail.com: binutils:fuzz_as: Null-dereference READ in htab_find_slot https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43790#c2 This one is due to an error in the fuzzer. The NULL reference is to macro_hash. macro_init needs to be called. -- You recei

[Bug gas/28977] New: tc-i386.c internal error in parse_register

2022-03-17 Thread amodra at gmail dot com
https://sourceware.org/bugzilla/show_bug.cgi?id=28977 Bug ID: 28977 Summary: tc-i386.c internal error in parse_register Product: binutils Version: 2.39 (HEAD) Status: NEW Severity: normal Priority: P2 Component:

[Bug gas/28977] tc-i386.c internal error in parse_register

2022-03-17 Thread amodra at gmail dot com
https://sourceware.org/bugzilla/show_bug.cgi?id=28977 Alan Modra changed: What|Removed |Added Target||x86_64-linux -- You are receiving this

[Bug gas/28977] tc-i386.c internal error in parse_register

2022-03-17 Thread cvs-commit at gcc dot gnu.org
https://sourceware.org/bugzilla/show_bug.cgi?id=28977 --- Comment #1 from cvs-commit at gcc dot gnu.org --- The master branch has been updated by Alan Modra : https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=5fac3f02edacfca458f7ee33a87e26e0e332 commit 5fac3f02edacfca458f7ee33a

[Bug gas/28977] tc-i386.c internal error in parse_register

2022-03-17 Thread amodra at gmail dot com
https://sourceware.org/bugzilla/show_bug.cgi?id=28977 Alan Modra changed: What|Removed |Added Resolution|--- |FIXED Target Milestone|---