8000 CI: build avahi on aarch64, i386, ppc64le, s390x, x86_64 on PRs by evverx · Pull Request #3 · evverx/avahi · GitHub
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CI: build avahi on aarch64, i386, ppc64le, s390x, x86_64 on PRs #3

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CI: build avahi on aarch64, i386, ppc64le, s390x, x86_64 on PRs #3

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@evverx evverx commented Dec 6, 2022

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@evverx evverx force-pushed the packit branch 2 times, most recently from 6c6fca8 to 13067d6 Compare December 6, 2022 07:25
@evverx evverx closed this Feb 22, 2023
@evverx evverx reopened this May 29, 2023
@evverx evverx force-pushed the packit branch 3 times, most recently from e506c4a to 12113ae Compare May 30, 2023 00:29
@evverx evverx mentioned this pull request May 30, 2023
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@evverx evverx mentioned this pull request Jun 14, 2023
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evverx added a commit that referenced this pull request Sep 19, 2023
@evverx
[common] bail out when escaped labels can't fit into ret
8000
20dec84 
Fixes:
```
==93410==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7f9e76f14c16 at pc 0x00000047208d bp 0x7ffee90a6a00 sp 0x7ffee90a61c8
READ of size 1110 at 0x7f9e76f14c16 thread T0
    #0 0x47208c in __interceptor_strlen (out/fuzz-domain+0x47208c) (BuildId: 731b20c1eef22c2104e75a6496a399b10cfc7cba)
    #1 0x534eb0 in avahi_strdup avahi/avahi-common/malloc.c:167:12
    #2 0x53862c in avahi_normalize_name_strdup avahi/avahi-common/domain.c:226:12
```
and
```
fuzz-domain: fuzz/fuzz-domain.c:38: int LLVMFuzzerTestOneInput(const uint8_t *, size_t): Assertion `avahi_domain_equal(s, t)' failed.
==101571== ERROR: libFuzzer: deadly signal
    #0 0x501175 in __sanitizer_print_stack_trace (/home/vagrant/avahi/out/fuzz-domain+0x501175) (BuildId: 682bf6400aff9d41b64b6e2cc3ef5ad600216ea8)
    #1 0x45ad2c in fuzzer::PrintStackTrace() (/home/vagrant/avahi/out/fuzz-domain+0x45ad2c) (BuildId: 682bf6400aff9d41b64b6e2cc3ef5ad600216ea8)
    #2 0x43fc07 in fuzzer::Fuzzer::CrashCallback() (/home/vagrant/avahi/out/fuzz-domain+0x43fc07) (BuildId: 682bf6400aff9d41b64b6e2cc3ef5ad600216ea8)
    #3 0x7f1581d7ebaf  (/lib64/libc.so.6+0x3dbaf) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25)
    #4 0x7f1581dcf883 in __pthread_kill_implementation (/lib64/libc.so.6+0x8e883) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25)
    #5 0x7f1581d7eafd in gsignal (/lib64/libc.so.6+0x3dafd) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25)
    #6 0x7f1581d6787e in abort (/lib64/libc.so.6+0x2687e) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25)
    #7 0x7f1581d6779a in __assert_fail_base.cold (/lib64/libc.so.6+0x2679a) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25)
    #8 0x7f1581d77186 in __assert_fail (/lib64/libc.so.6+0x36186) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25)
    #9 0x5344a4 in LLVMFuzzerTestOneInput /home/vagrant/avahi/fuzz/fuzz-domain.c:38:9
```

It's a follow-up to 94cb648
@evverx evverx force-pushed the packit branch 2 times, most recently from 6493e65 to 7d97040 Compare October 21, 2023 09:12
evverx added a commit that referenced this pull request Oct 22, 2023
@evverx
core: copy resource records with zero-length rdata properly
160e8fb 
It fixes the crash spotted
avahi#490 (comment).
The fuzz target was updated to exercise those code paths (among other
things). Without this commit it crashes with
```
fuzz-consume-record: malloc.c:250: void *avahi_memdup(const void *, size_t): Assertion `s' failed.
==72869== ERROR: libFuzzer: deadly signal
    #0 0x5031b5 in __sanitizer_print_stack_trace (avahi/out/fuzz-consume-record+0x5031b5) (BuildId: 69840d811c9ba9f74eea21e34786a2005c5dcc06)
    #1 0x45cd6c in fuzzer::PrintStackTrace() (avahi/out/fuzz-consume-record+0x45cd6c) (BuildId: 69840d811c9ba9f74eea21e34786a2005c5dcc06)
    #2 0x441c47 in fuzzer::Fuzzer::CrashCallback() (out/fuzz-consume-record+0x441c47) (BuildId: 69840d811c9ba9f74eea21e34786a2005c5dcc06)
    #3 0x7f189e97ebaf  (/lib64/libc.so.6+0x3dbaf) (BuildId: 3ebe8d97a0ed3e1f13476a02665c5a9442adcd78)
    #4 0x7f189e9cf883 in __pthread_kill_implementation (/lib64/libc.so.6+0x8e883) (BuildId: 3ebe8d97a0ed3e1f13476a02665c5a9442adcd78)
    #5 0x7f189e97eafd in gsignal (/lib64/libc.so.6+0x3dafd) (BuildId: 3ebe8d97a0ed3e1f13476a02665c5a9442adcd78)
    #6 0x7f189e96787e in abort (/lib64/libc.so.6+0x2687e) (BuildId: 3ebe8d97a0ed3e1f13476a02665c5a9442adcd78)
    #7 0x7f189e96779a in __assert_fail_base.cold (/lib64/libc.so.6+0x2679a) (BuildId: 3ebe8d97a0ed3e1f13476a02665c5a9442adcd78)
    #8 0x7f189e977186 in __assert_fail (/lib64/libc.so.6+0x36186) (BuildId: 3ebe8d97a0ed3e1f13476a02665c5a9442adcd78)
    #9 0x557bfc in avahi_memdup avahi/avahi-common/malloc.c:250:5
    #10 0x54895c in avahi_record_copy avahi/avahi-core/rr.c:469:45
```
@evverx evverx force-pushed the packit branch 5 times, most recently from b4f8d9c to 9c11221 Compare October 25, 2023 19:46
@evverx evverx force-pushed the packit branch 10 times, most recently from 5e3a5f8 to 40ce794 Compare October 30, 2023 15:05
@evverx evverx force-pushed the packit branch 28 times, most recently from c844360 to 8285ba5 Compare February 7, 2025 11:44
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