ELA-1220-1 shadow security update

multiple vulnerabilities

2024-10-28
Packageshadow
Version1:4.4-4.1+deb9u2 (stretch), 1:4.5-1.1+deb10u1 (buster)
Related CVEs CVE-2018-7169 CVE-2023-4641 CVE-2023-29383


Multiple vulnerabilities have been fixed in shadow, commonly used utilities to change and administer password and group data.

CVE-2018-7169

unprivileged user can drop supplementary groups

CVE-2023-4641

gpasswd password leak

CVE-2023-29383

chfn missing control character check


For Debian 10 buster, these problems have been fixed in version 1:4.5-1.1+deb10u1.

For Debian 9 stretch, these problems have been fixed in version 1:4.4-4.1+deb9u2.

We recommend that you upgrade your shadow packages.

Further information about Extended LTS security advisories can be found in the dedicated section of our website.