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mirror of https://github.com/systemd/systemd.git synced 2025-01-13 17:18:18 +03:00
Frantisek Sumsal 6c13a39ac7 specifier: avoid leaking memory on allocation error
==8036==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 64 byte(s) in 1 object(s) allocated from:
    #0 0x4a10bc in __interceptor_realloc /src/llvm-project/compiler-rt/lib/asan/asan_malloc_linux.cpp:85:3
    #1 0x4deef1 in realloc (/build/fuzz-unit-file+0x4deef1)
    #2 0x7ffa35abfe23 in greedy_realloc /work/build/../../src/systemd/src/basic/alloc-util.c:70:13
    #3 0x7ffa35aefad2 in parse_env_file_internal /work/build/../../src/systemd/src/basic/env-file.c:127:38
    #4 0x7ffa35af08a6 in parse_env_file_fdv /work/build/../../src/systemd/src/basic/env-file.c:374:13
    #5 0x7ffa35b6391e in parse_extension_release_atv /work/build/../../src/systemd/src/basic/os-util.c:323:16
    #6 0x7ffa35b63c8a in parse_extension_release_sentinel /work/build/../../src/systemd/src/basic/os-util.c:360:13
    #7 0x7ffa35a5e3f5 in parse_os_release_specifier /work/build/../../src/systemd/src/shared/specifier.c:292:13
    #8 0x7ffa35a5e3f5 in specifier_os_id /work/build/../../src/systemd/src/shared/specifier.c:303:16
    #9 0x7ffa35a5c7f5 in specifier_printf /work/build/../../src/systemd/src/shared/specifier.c:70:45
    #10 0x7ffa3690b279 in unit_full_printf_full /work/build/../../src/systemd/src/core/unit-printf.c:264:16
    #11 0x7ffa367de795 in config_parse_bus_name /work/build/../../src/systemd/src/core/load-fragment.c:2401:13
    #12 0x7ffa358fe5ec in next_assignment /work/build/../../src/systemd/src/shared/conf-parser.c:151:24
    #13 0x7ffa358fe5ec in parse_line /work/build/../../src/systemd/src/shared/conf-parser.c:257:16
    #14 0x7ffa358fd653 in config_parse /work/build/../../src/systemd/src/shared/conf-parser.c:400:21
    #15 0x4de828 in LLVMFuzzerTestOneInput /work/build/../../src/systemd/src/core/fuzz-unit-file.c:72:16
    #16 0x4df208 in NaloFuzzerTestOneInput (/build/fuzz-unit-file+0x4df208)
    #17 0x4fe213 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:611:15
    #18 0x4fd9fa in fuzzer::Fuzzer::RunOne(unsigned char const*, unsigned long, bool, fuzzer::InputInfo*, bool, bool*) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:514:3
    #19 0x4ff0c9 in fuzzer::Fuzzer::MutateAndTestOne() /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:757:19
    #20 0x4ffd95 in fuzzer::Fuzzer::Loop(std::__Fuzzer::vector<fuzzer::SizedFile, std::__Fuzzer::allocator<fuzzer::SizedFile> >&) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:895:5
    #21 0x4ef0ff in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:912:6
    #22 0x4ef9c8 in LLVMFuzzerRunDriver /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:925:10
    #23 0x4df485 in main (/build/fuzz-unit-file+0x4df485)
    #24 0x7ffa35232082 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x24082) (BuildId: 1878e6b475720c7c51969e69ab2d276fae6d1dee)

DEDUP_TOKEN: __interceptor_realloc--realloc--greedy_realloc
SUMMARY: AddressSanitizer: 64 byte(s) leaked in 1 allocation(s).

Found by Nallocfuzz.
2023-05-24 13:56:09 +02:00
2022-04-26 09:13:57 +00:00
2023-02-24 08:52:42 +09:00
2023-05-23 15:09:39 +02:00
2023-02-15 10:29:10 +09:00
2021-03-30 13:17:58 +02:00
2021-09-30 12:27:06 +02:00
2023-03-07 13:06:43 +01:00
2023-05-18 10:51:49 +02:00
2023-05-23 11:03:49 +02:00

Systemd

System and Service Manager

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Details

Most documentation is available on systemd's web site.

Assorted, older, general information about systemd can be found in the systemd Wiki.

Information about build requirements is provided in the README file.

Consult our NEWS file for information about what's new in the most recent systemd versions.

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Description
The systemd System and Service Manager
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