The process_chpw_request function in schpw.c in the password-changing functionality in kadmind in MIT Kerberos 5 (aka krb5) 1.7 through 1.9 frees an invalid pointer, which allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a crafted request that triggers an error condition.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade krb5 | Jul 30, 2024 | Apr 15, 2011 |
| Freebsd | — | Upgrade krb5 | Dec 10, 2025 | Apr 14, 2011 |
| Gentoo Linux | — | Upgrade app-crypt/mit-krb5. | Oct 30, 2017 | Apr 14, 2011 |
| Oracle_linux | — | Upgrade krb5-workstationUpgrade krb5-serverUpgrade krb5-pkinit-opensslUpgrade krb5-libsUpgrade krb5-server-ldapUpgrade krb5-devel | Oct 16, 2024 | Apr 15, 2011 |
| Suse | — | Upgrade krb5-develUpgrade krb5-serverUpgrade krb5-plugin-kdb-ldapUpgrade krb5-plugin-preauth-pkinitUpgrade krb5-plugin-preauth-otpUpgrade krb5-plugin-preauth-spakeUpgrade krb5Upgrade krb5-docUpgrade krb5-32bitUpgrade krb5-client | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade krb5-admin-server | Nov 8, 2024 | Apr 15, 2011 |
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