CVE-2014-5355

描述

MIT Kerberos 5 (aka krb5) through 1.13.1 incorrectly expects that a krb5_read_message data field is represented as a string ending with a '\0' character, which allows remote attackers to (1) cause a denial of service (NULL pointer dereference) via a zero-byte version string or (2) cause a denial of service (out-of-bounds read) by omitting the '\0' character, related to appl/user_user/server.c and lib/krb5/krb/recvauth.c.

如何修補 CVE-2014-5355

要修補 CVE-2014-5355,請將受影響套件升級到下列已修補版本。

• Debian/krb5—升級至 1.12.1+dfsg-18 或更新版本

CVE-2014-5355 正在被利用嗎?

低 — EPSS 為 4.6%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 1.12.1+dfsg-18

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2014-5355