| Package | Affected versions | Patched versions |
|---|---|---|
| glibc | ≥ 2.34, ≤ 2.43 |
Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend in the GNU C library version 2.34 to version 2.43 could result in an invalid DNS hostname being returned to the caller in violation of the DNS specification.
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