Critical 9.8Published Jul 18, 2005

CVE-2005-1689Double free vulnerability in the krb5_recvauth function in MIT Kerberos 5 (krb5) 1.4.1 and earlier allows remote attackers to execute arbitrary code via certain error conditions.

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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It affects mit kerberos_5 and 3 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Double free vulnerability in the krb5_recvauth function in MIT Kerberos 5 (krb5) 1.4.1 and earlier allows remote attackers to execute arbitrary code via certain error conditions.

CVSS: 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-415
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

mit kerberos_5 mit:kerberos_5	through 1.4.1	NVD
apple mac_os_x apple:mac_os_x	before 10.4.2	NVD
apple mac_os_x_server apple:mac_os_x_server	before 10.4.2	NVD
debian debian_linux debian:debian_linux	3.0; 3.1	NVD

References

References

http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000993	broken-link
http://lists.apple.com/archives/security-announce/2005//Aug/msg00001.html	mailing-list
http://lists.apple.com/archives/security-announce/2005/Aug/msg00000.html	mailing-list
http://marc.info/?l=bugtraq&m=112119974704542&w=2	mailing-list, patch
http://secunia.com/advisories/16041	broken-link, vendor-advisory
http://secunia.com/advisories/17135	broken-link, vendor-advisory
http://secunia.com/advisories/17899	broken-link, vendor-advisory
http://secunia.com/advisories/22090	broken-link, vendor-advisory
http://securitytracker.com/id?1014461	broken-link, third-party-advisory, vdb-entry
http://sunsolve.sun.com/search/document.do?assetkey=1-26-101810-1	broken-link
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The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.