CVE-2026-81720 | BDVDB-2026-365697 Detail

Description#

openssl_encrypt before 1.4.9 fails to validate the memory_cost parameter from identity file protection blocks, allowing attackers to trigger out-of-memory conditions during key derivation. Attackers with write access to local identity stores can craft malicious identity files with excessive memory_cost values that cause the host to crash when unlocking identities before authentication.

Impact#

Weaknesses#

References#

Exploit#

History#

1. Version 12026-08-27Record published in the CVE List.
2. Version 22026-10-01Most recent update recorded in the CVE List.