- 06 Apr, 2021 14 commits
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Christian Brauner authored
Signed-off-by:Christian Brauner <christian.brauner@ubuntu.com>
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Christian Brauner authored
Fixes: #3770 Suggested-by:
Ruben Jenster <r.jenster@drachenfels.de> Signed-off-by:
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Christian Brauner authored
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Christian Brauner authored
Link: https://github.com/lxc/lxc/issues/3765Signed-off-by:
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Christian Brauner authored
Link: https://github.com/lxc/lxc/pull/3763/files#r606089660Signed-off-by:
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Christian Brauner authored
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Christian Brauner authored
Signed-off-by: -
Christian Brauner authored
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Christian Brauner authored
It's the only place where it is still used. Signed-off-by: -
Christian Brauner authored
Signed-off-by: -
Christian Brauner authored
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Christian Brauner authored
Link: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32708Signed-off-by:
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Christian Brauner authored
Link: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32689Signed-off-by:
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Christian Brauner authored
instead move networking keys into a subtable. This avoids even just the remote danger of recursion and also speeds up config parsing. Signed-off-by:
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- 02 Apr, 2021 10 commits
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Evgeny Vereshchagin authored
It should help the fuzzer to avoid running into timeouts like https://oss-fuzz.com/testcase-detail/5132999948632064. Hopefully, once this is merged OSS-Fuzz will report only infinite loops as timeouts. Signed-off-by:
Evgeny Vereshchagin <evvers@ya.ru>
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Evgeny Vereshchagin authored
Closes: https://github.com/lxc/lxc/issues/3727Signed-off-by:
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Evgeny Vereshchagin authored
to make sure pam_cgfs is buildable with ASan/UBsan too Signed-off-by: -
Evgeny Vereshchagin authored
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Evgeny Vereshchagin authored
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Evgeny Vereshchagin authored
It's just a follow-up to 5f404236 (where --enable-ubsan was removed). Signed-off-by:
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Thomas Parrott authored
Signed-off-by:Thomas Parrott <thomas.parrott@canonical.com>
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Christian Brauner authored
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Christian Brauner authored
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Evgeny Vereshchagin authored
It's just a follow-up to 0abcc213 (where the "lxc.net" keys were moved from config_jump_table to config_jump_table_net) Signed-off-by:
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- 29 Mar, 2021 16 commits
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Christian Brauner authored
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Christian Brauner authored
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Christian Brauner authored
Our detection for TLS wasn't working. Fix it. Fixes: https://github.com/lxc/lxd/issues/8327Signed-off-by:
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Christian Brauner authored
where a valid key has trailing garbage at the end before the "=". Signed-off-by: -
Christian Brauner authored
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Christian Brauner authored
Signed-off-by: -
Christian Brauner authored
Signed-off-by: -
Christian Brauner authored
Signed-off-by: -
Christian Brauner authored
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Christian Brauner authored
Link: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32584Signed-off-by:
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Christian Brauner authored
Enforce an exact match for all keys where we now the subkeys must match exactly. Signed-off-by: -
Christian Brauner authored
Link: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32586Signed-off-by:
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Christian Brauner authored
Link: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32610Signed-off-by:
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Evgeny Vereshchagin authored
MSan doesn't instrument stpncpy (https://github.com/google/sanitizers/issues/926), which causes the fuzzer to fail with: ``` $ cat ../minimized-from-740f56329efc60eab59b8194132b712a873e88a3 lxc.console.size=123 $ ./out/fuzz-lxc-config-read ../minimized-from-740f56329efc60eab59b8194132b712a873e88a3 INFO: Seed: 3561494591 INFO: Loaded 1 modules (18795 inline 8-bit counters): 18795 [0x866b98, 0x86b503), INFO: Loaded 1 PC tables (18795 PCs): 18795 [0x86b508,0x8b4bb8), ./out/fuzz-lxc-config-read: Running 1 inputs 1 time(s) each. Running: ../minimized-from-740f56329efc60eab59b8194132b712a873e88a3 ==850885==WARNING: MemorySanitizer: use-of-uninitialized-value #0 0x6b3e7f in parse_byte_size_string /home/vagrant/lxc/src/lxc/string_utils.c:912:6 #1 0x550991 in set_config_console_size /home/vagrant/lxc/src/lxc/confile.c:2483:8 #2 0x5346e2 in parse_line /home/vagrant/lxc/src/lxc/confile.c:2962:9 #3 0x64b3cd in lxc_file_for_each_line_mmap /home/vagrant/lxc/src/lxc/parse.c:125:9 #4 0x53340c in lxc_config_read /home/vagrant/lxc/src/lxc/confile.c:3039:9 #5 0x4e7ec2 in LLVMFuzzerTestOneInput /home/vagrant/lxc/src/tests/fuzz-lxc-config-read.c:23:2 #6 0x44ad2c in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) (/home/vagrant/lxc/out/fuzz-lxc-config-read+0x44ad2c) #7 0x42ca4d in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) (/home/vagrant/lxc/out/fuzz-lxc-config-read+0x42ca4d) #8 0x433af0 in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) (/home/vagrant/lxc/out/fuzz-lxc-config-read+0x433af0) #9 0x423ff6 in main (/home/vagrant/lxc/out/fuzz-lxc-config-read+0x423ff6) #10 0x7f79bdc89081 in __libc_start_main (/lib64/libc.so.6+0x27081) #11 0x42402d in _start (/home/vagrant/lxc/out/fuzz-lxc-config-read+0x42402d) Uninitialized value was created by an allocation of 'dup' in the stack frame of function 'parse_byte_size_string' #0 0x6b3330 in parse_byte_size_string /home/vagrant/lxc/src/lxc/string_utils.c:901 SUMMARY: MemorySanitizer: use-of-uninitialized-value /home/vagrant/lxc/src/lxc/string_utils.c:912:6 in parse_byte_size_string Exiting ``` Closes https://oss-fuzz.com/testcase-detail/5829890470445056Signed-off-by:
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Evgeny Vereshchagin authored
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Christian Brauner authored
This takes the overflow handling code from the kernel. Link: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32549Signed-off-by:
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