CVE-2025-41259

Summary

SWUpdate before 2026.05 is affected by a time-of-check time-of-use (TOCTOU) race condition that allows local unprivileged attackers to escalate privileges to root or install untrusted contents using a signed update.

Affected Software

Weaknesses

• CWE-367: CWE-367 Time-of-check time-of-use (TOCTOU) race condition

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: total

Additional References

• https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20251206-01_SWUpdate_Untrusted_Script_Execution_via_Signed_Update_TOCTOU

References

• https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20251206-01_SWUpdate_Untrusted_Script_Execution_via_Signed_Update_TOCTOU
• https://github.com/sbabic/swupdate/commit/f4bd64260e233e207354d68d572b1cbc3e63689d
• https://github.com/sbabic/swupdate

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