The PKCS7dataDecodefunction in crypto/pkcs7/pk7doit.c in OpenSSL before 0.9.8zg, 1.0.0 before 1.0.0s, 1.0.1 before 1.0.1n, and 1.0.2 before 1.0.2b allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a PKCS#7 blob that uses ASN.1 encoding and lacks inner EncryptedContent data.
{ "availability": "No subscription required", "binaries": [ { "binary_name": "libcrypto1.0.0-udeb", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "libcrypto1.0.0-udeb-dbgsym", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "libssl-dev", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "libssl-dev-dbgsym", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "libssl-doc", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "libssl1.0.0", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "libssl1.0.0-dbg", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "libssl1.0.0-dbgsym", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "libssl1.0.0-udeb", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "libssl1.0.0-udeb-dbgsym", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "openssl", "binary_version": "1.0.1f-1ubuntu2.15" }, { "binary_name": "openssl-dbgsym", "binary_version": "1.0.1f-1ubuntu2.15" } ] }