Linux Kernel PIE Stack Buffer Corruption Vulnerability (CVE-2017-1000253)
Severity: high · Patch status: patched · Since 2024-09-09 · CVE-2017-1000253
Linux kernel contains a position-independent executable (PIE) stack buffer corruption vulnerability in loadelf binary() that allows a local attacker to escalate privileges. CISA added CVE-2017-1000253 to its Known Exploited Vulnerabilities catalog on Sep 9, 2024, which means attackers are exploiting it in the wild. CISA reports known use in ransomware campaigns.
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Sep 30, 2024 (BOD 22-01); treat that as the outer limit.
Sources
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