关键信息 漏洞ID: Bug 1201887 (CVE-2011-5321) 漏洞类型: Kernel: tty: driver reference leakage in tty_open 状态: CLOSED ERRATA 报告时间: 2015-03-13 17:50 UTC 最后修改时间: 2021-02-17 05:32 UTC 操作系统: Linux 严重性: 中等 优先级: 中等 影响的产品: Red Hat Enterprise Linux 6 详细描述 描述: Linux kernel on systems that use Virtual Distributed Console (CONFIG_LT) is vulnerable to a NULL pointer dereference issue. It could occur while accessing pseudo-terminal device(/dev/pts) files. 影响: An unprivileged user could crash the system kernel, resulting in DoS. 修复: https://git.kernel.org/linus/c290f8358acaefdd8e0c551ddcc24d1206143376 补丁信息 补丁ID: RHSA-2015:1221 状态: SHIPPED_LIVE 描述: Moderate: kernel security, bug fix, and enhancement update 影响的产品 Red Hat Enterprise Linux 6 通过 RHSA-2015:1221 提供修复，详情见 https://rhn.redhat.com/errata/RHSA-2015-1221.html