Buffer Access with Incorrect Length Value Affecting sssd package, versions [,2.9.9)[2.10.0-beta1,2.13.0)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-SSSD-16323185
- published30 Apr 2026
- disclosed15 Apr 2026
- creditUnknown
Introduced: 15 Apr 2026
CVE-2026-6245 (opens in a new tab)How to fix?
Upgrade sssd to version 2.9.9, 2.13.0 or higher.
Overview
Affected versions of this package are vulnerable to Buffer Access with Incorrect Length Value in the pam_passkey_child_read_data function. An attacker can cause the service to crash by sending a specially crafted authentication request that results in an out-of-bounds read when processing data from a pipe.