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TI-2007-05642 Aliases CVE-2007-5901GHSA-qxh5-j4mp-pchg

Use-after-free vulnerability in the gss_indicate_mechs function in…

Priority LOW 31CWE-399Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Medium
Impact type
Code execution
Confidentiality · integrity · availability
Complete · Complete · Complete
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-399 and the CVSS impact.

Summary

Use-after-free vulnerability in the gss_indicate_mechs function in lib/gssapi/mechglue/g_initialize.c in MIT Kerberos 5 (krb5) has unknown impact and attack vectors. NOTE: this might be the result of a typo in the source code.

Why it matters now

EPSS 0.00471 40th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 5

CPEVersionsRoleVendor
cpe:2.3:o:apple:mac_os_x:10.4.11:*:*:*:*:*:*:*10.4.11Running onApple
cpe:2.3:o:apple:mac_os_x:10.5.2:*:*:*:*:*:*:*10.5.2Running onApple
cpe:2.3:o:apple:mac_os_x_server:10.4.11:*:*:*:*:*:*:*10.4.11Running onApple
cpe:2.3:o:apple:mac_os_x_server:10.5.2:*:*:*:*:*:*:*10.5.2Running onApple
cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*up to 1.6.3_kdcVulnerablemoos-ivp
  • cpe:2.3:o:apple:mac_os_x:10.4.11:*:*:*:*:*:*:* Versions 10.4.11 Running on ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.5.2:*:*:*:*:*:*:* Versions 10.5.2 Running on ·Apple
  • cpe:2.3:o:apple:mac_os_x_server:10.4.11:*:*:*:*:*:*:* Versions 10.4.11 Running on ·Apple
  • cpe:2.3:o:apple:mac_os_x_server:10.5.2:*:*:*:*:*:*:* Versions 10.5.2 Running on ·Apple
  • cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:* Versions up to 1.6.3_kdc Vulnerable ·moos-ivp

Remediation

Red Hat 1 advisory

  • RHSA-2008:0164 Released 2008-03-18 · Red Hat rating Critical
    krb5 security and bugfix update
    • Red Hat Enterprise Linux (v. 5 server) krb5-1.6.1-17.el5_1.1, krb5-devel-1.6.1-17.el5_1.1, krb5-devel-1.6.1-17.el5_1.1.i386 +14
    • Red Hat Enterprise Linux Desktop (v. 5 client) krb5-1.6.1-17.el5_1.1, krb5-libs-1.6.1-17.el5_1.1, krb5-libs-1.6.1-17.el5_1.1.i386 +2
    • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) krb5-1.6.1-17.el5_1.1, krb5-devel-1.6.1-17.el5_1.1, krb5-devel-1.6.1-17.el5_1.1.i386 +2

Vendor assessments

Red Hat

Red Hat rating: Low. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2008:0164
Red Hat Enterprise Linux Desktop (v. 5 client)Fixed RHSA-2008:0164
Red Hat Enterprise Linux Desktop Workstation (v. 5 client)Fixed RHSA-2008:0164

Timeline

  1. 2026-10-02 Threatist record created from CVE-2007-5901
  2. 2026-10-03 Alias added: GHSA-qxh5-j4mp-pchg

References

Exploit 1

Advisory 7

Other 7

  • TI-2024-17421 Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/lib/gssapi/krb5/k5sealv3.c. CVSS 3.1HIGH 7.5
  • TI-2001-00539 Buffer overflow in BSD-based telnetd telnet daemon on various operating systems allows… CVSS 2.0HIGH 10.0
  • TI-2026-29130 NULL pointer dereference in moos-ivp Kerberos 5 CVSS 3.1HIGH 7.5
  • TI-2007-00929 The telnet daemon (telnetd) in MIT krb5 before 1.6.1 allows remote attackers to bypass… CVSS 2.0HIGH 10.0
  • TI-2011-00268 The process_chpw_request function in schpw.c in the password-changing functionality in… CVSS 2.0HIGH 10.0
  • TI-2001-00245 Buffer overflows in BSD-based FTP servers allows remote attackers to execute arbitrary… CVSS 2.0HIGH 10.0
See all 138 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences