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- Snyk ID SNYK-DEBIAN11-BINUTILS-1065551
- published 27 Jan 2021
- disclosed 26 Mar 2021
How to fix?
There is no fixed version for
Note: Versions mentioned in the description apply only to the upstream
binutils package and not the
binutils package as distributed by
How to fix? for
Debian:11 relevant fixed versions and status.
There is an open race window when writing output in the following utilities in GNU binutils version 2.35 and earlier:ar, objcopy, strip, ranlib. When these utilities are run as a privileged user (presumably as part of a script updating binaries across different users), an unprivileged user can trick these utilities into getting ownership of arbitrary files through a symlink.