CVE-2012-4561
EPSS 4.8%
描述
The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign, and (5) ssh_sign_session_id functions in keys.c in libssh before 0.5.3 free "an invalid pointer on an error path," which might allow remote attackers to cause a denial of service (crash) via unspecified vectors.
如何修補 CVE-2012-4561
要修補 CVE-2012-4561,請將受影響套件升級到下列已修補版本。
- Debian/libssh—升級至 0.5.3-1 或更新版本
CVE-2012-4561 正在被利用嗎?
低 — EPSS 為 4.8%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 0.5.3-1