RLSA-2026:32990

Synopsis

Important: cifs-utils security update

Description

The SMB/CIFS protocol is a standard file sharing protocol widely deployed on Microsoft Windows machines. The cifs-utils packages contain tools for mounting shares on Linux using the SMB/CIFS protocol. The tools in this package work in conjunction with support in the kernel to allow one to mount a SMB/CIFS share onto a client and use it as if it were a standard Linux file system.

Security Fix(es):

* cifs-utils: local privilege escalation via forged cifs.spnego key description in cifs.upcall (CVE-2026-12505)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected products

Rocky Linux 10 aarch64 Rocky Linux 10 ppc64le Rocky Linux 10 riscv64 Rocky Linux 10 s390x Rocky Linux 10 x86_64

Fixes

2489805

CVEs

CVE-2026-12505

Affected packages

Rocky Linux 10 s390x - BaseOS

cifs-utils-debugsource-0:7.6-1.el10_2.s390x.rpm cifs-utils-0:7.6-1.el10_2.s390x.rpm cifs-utils-0:7.6-1.el10_2.src.rpm cifs-utils-debuginfo-0:7.6-1.el10_2.s390x.rpm

Rocky Linux 10 s390x - AppStream

pam_cifscreds-0:7.6-1.el10_2.s390x.rpm pam_cifscreds-debuginfo-0:7.6-1.el10_2.s390x.rpm

Rocky Linux 10 x86_64 - BaseOS

cifs-utils-0:7.6-1.el10_2.x86_64.rpm cifs-utils-debugsource-0:7.6-1.el10_2.x86_64.rpm cifs-utils-0:7.6-1.el10_2.src.rpm cifs-utils-debuginfo-0:7.6-1.el10_2.x86_64.rpm

Rocky Linux 10 x86_64 - AppStream

pam_cifscreds-0:7.6-1.el10_2.x86_64.rpm pam_cifscreds-debuginfo-0:7.6-1.el10_2.x86_64.rpm

Rocky Linux 10 aarch64 - BaseOS

cifs-utils-debuginfo-0:7.6-1.el10_2.aarch64.rpm cifs-utils-0:7.6-1.el10_2.aarch64.rpm cifs-utils-debugsource-0:7.6-1.el10_2.aarch64.rpm cifs-utils-0:7.6-1.el10_2.src.rpm

Rocky Linux 10 ppc64le - BaseOS

cifs-utils-debugsource-0:7.6-1.el10_2.ppc64le.rpm cifs-utils-0:7.6-1.el10_2.src.rpm cifs-utils-debuginfo-0:7.6-1.el10_2.ppc64le.rpm cifs-utils-0:7.6-1.el10_2.ppc64le.rpm

Rocky Linux 10 aarch64 - AppStream

pam_cifscreds-debuginfo-0:7.6-1.el10_2.aarch64.rpm pam_cifscreds-0:7.6-1.el10_2.aarch64.rpm

Rocky Linux 10 riscv64 - BaseOS

cifs-utils-0:7.6-1.el10_2.src.rpm

Rocky Linux 10 ppc64le - CRB

cifs-utils-devel-0:7.6-1.el10_2.ppc64le.rpm

Rocky Linux 10 ppc64le - AppStream

pam_cifscreds-0:7.6-1.el10_2.ppc64le.rpm pam_cifscreds-debuginfo-0:7.6-1.el10_2.ppc64le.rpm

Rocky Linux 10 aarch64 - CRB

cifs-utils-devel-0:7.6-1.el10_2.aarch64.rpm

Rocky Linux 10 x86_64 - CRB

cifs-utils-devel-0:7.6-1.el10_2.x86_64.rpm

Rocky Linux 10 s390x - CRB

cifs-utils-devel-0:7.6-1.el10_2.s390x.rpm