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CVE-2026-90996

Medium priority
Needs evaluation

(A flaw was found in sssd. A local unprivileged user could send a speci ...)

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-90995

Medium priority
Needs evaluation

(A flaw was found in SSSD (System Security Services Daemon). A local at ...)

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-90994

Medium priority
Needs evaluation

(A flaw was found in sssd, specifically within the PAM (Pluggable Authe ...)

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-90463

Medium priority
Needs evaluation

(A flaw was found in the sssd NSS responder. This input validation vuln ...)

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-87853

Medium priority
Needs evaluation

(A flaw was found in SSSD's IdP authentication provider. The eval_acces ...)

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-68743

Medium priority
Fixed

A flaw was found in SSSD. The extract_authtok_v1() function in the PAM responder does not validate the auth_token_length field against the remaining buffer size before processing. A local attacker can exploit this via a crafted...

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Fixed Fixed Fixed Fixed Fixed
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CVE-2026-68744

Medium priority
Needs evaluation

A flaw was found in SSSD. The sss_nss_protocol_fill_initgr() function in the NSS responder pre-allocates reply space for all group entries but does not shrink the packet when groups are skipped, causing uninitialized heap bytes to...

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-68742

Medium priority
Needs evaluation

A flaw was found in SSSD. The sss_nss_protocol_parse_addr() function in the NSS responder does not validate the addrlen field against the remaining packet body size. A local attacker can exploit this via a crafted GETHOSTBYADDR...

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-14476

Medium priority
Needs evaluation

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...

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-14474

Medium priority
Needs evaluation

A flaw was found in SSSD's LDAP sudo provider. When the ldap_sudo_search_base option is not explicitly configured, SSSD searches the entire LDAP directory tree for sudoRole objects. An authenticated attacker with write access to...

1 affected package

sssd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
sssd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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