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Package · Wolfi

posix-libc-utils-bin

5 known vulnerabilities.

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  • Medium 5.4
    CVE-2026-4438

    gethostbyaddr and gethostbyaddr_r return invalid DNS hostnames

    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 sp…

    The GNU C Library glibc glibc eglibc Debian Ubuntu Azure Linux Wolfi