Medium: krb5

Issue Overview:

Kerberos 5 (aka krb5) 1.21.2 contains a memory leak in /krb5/src/lib/rpc/pmap_rmt.c. (CVE-2024-26458)

Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/lib/gssapi/krb5/k5sealv3.c. (CVE-2024-26461)

Affected Packages:

krb5

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update krb5 to update your system.

New Packages:

aarch64:  
    krb5-devel-1.15.1-55.amzn2.2.7.aarch64  
    krb5-libs-1.15.1-55.amzn2.2.7.aarch64  
    krb5-server-1.15.1-55.amzn2.2.7.aarch64  
    krb5-server-ldap-1.15.1-55.amzn2.2.7.aarch64  
    krb5-workstation-1.15.1-55.amzn2.2.7.aarch64  
    krb5-pkinit-1.15.1-55.amzn2.2.7.aarch64  
    libkadm5-1.15.1-55.amzn2.2.7.aarch64  
    krb5-debuginfo-1.15.1-55.amzn2.2.7.aarch64  
  
i686:  
    krb5-devel-1.15.1-55.amzn2.2.7.i686  
    krb5-libs-1.15.1-55.amzn2.2.7.i686  
    krb5-server-1.15.1-55.amzn2.2.7.i686  
    krb5-server-ldap-1.15.1-55.amzn2.2.7.i686  
    krb5-workstation-1.15.1-55.amzn2.2.7.i686  
    krb5-pkinit-1.15.1-55.amzn2.2.7.i686  
    libkadm5-1.15.1-55.amzn2.2.7.i686  
    krb5-debuginfo-1.15.1-55.amzn2.2.7.i686  
  
src:  
    krb5-1.15.1-55.amzn2.2.7.src  
  
x86_64:  
    krb5-devel-1.15.1-55.amzn2.2.7.x86_64  
    krb5-libs-1.15.1-55.amzn2.2.7.x86_64  
    krb5-server-1.15.1-55.amzn2.2.7.x86_64  
    krb5-server-ldap-1.15.1-55.amzn2.2.7.x86_64  
    krb5-workstation-1.15.1-55.amzn2.2.7.x86_64  
    krb5-pkinit-1.15.1-55.amzn2.2.7.x86_64  
    libkadm5-1.15.1-55.amzn2.2.7.x86_64  
    krb5-debuginfo-1.15.1-55.amzn2.2.7.x86_64  

Additional References

Red Hat: CVE-2024-26458, CVE-2024-26461

Mitre: CVE-2024-26458, CVE-2024-26461