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[Tor Gitlab #27315 - maint-0.3.5]: Fix seccomp sandbox rules for openat #2012

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Jigsaw52
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The need for casting negative syscall arguments depends on the
glibc version. This affects the rules for the openat syscall which
uses the constant AT_FDCWD that is defined as a negative number.
This commit adds logic to only apply the cast when necessary, on
glibc versions from 2.27 onwards.

The need for casting negative syscall arguments depends on the
glibc version. This affects the rules for the openat syscall which
uses the constant AT_FDCWD that is defined as a negative number.
This commit adds logic to only apply the cast when necessary, on
glibc versions from 2.27 onwards.
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Pull Request Test Coverage Report for Build 9606

  • 0 of 10 (0.0%) changed or added relevant lines in 1 file are covered.
  • No unchanged relevant lines lost coverage.
  • Overall coverage decreased (-0.003%) to 59.238%

Changes Missing Coverage Covered Lines Changed/Added Lines %
src/lib/sandbox/sandbox.c 0 10 0.0%
Totals Coverage Status
Change from base Build 9482: -0.003%
Covered Lines: 43334
Relevant Lines: 73152

💛 - Coveralls

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