An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves symlink mishandling in the "libarchive" component. It allows local users to change arbitrary directory permissions via unspecified vectors.

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The constraints below list the versions that this vulnerability is patched in, and versions that are unaffected. If a patch is ready but unrealeased, then it is pending.

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Affected package information

Release Package Patched in
artful libarchive None
devel libarchive None
trusty libarchive None
xenial libarchive None


Release Package Reason
precise libarchive ignored
precise/esm libarchive DNE
vivid/stable-phone-overlay libarchive DNE
vivid/ubuntu-core libarchive DNE
yakkety libarchive ignored
zesty libarchive ignored

Needs Triage

Release Package Reason
upstream libarchive needs-triage