一线运维实战手记 · 云计算 · 数据库 · 故障排查
2026年9月4日

CVE-2026-14476 [HIGH] – A path traversal flaw was found in SSSD’s AD GPO provider. The ad_gpo_extract_smb_componen

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A path traversal flaw was found in SSSD’s AD GPO provider. The ad_gpo_extract_smb_components() function does not sanitize .. sequences in the gPCFileSysPath LDAP attribute, allowing an attacker with AD GPO management access to write files outside the GPO cache directory as root. On default RHEL configurations with SELinux enforcing, this can be used to inject Kerberos configuration leading to authentication bypass.