低危 Linux Kernel up to 4.2 ASN.1 BER lib/asn1_decoder.c public_key_verify_signature 拒绝服务漏洞

CVE编号

CVE-2016-2053

利用情况

暂无

补丁情况

官方补丁

披露时间

2016-05-02
漏洞描述
Linux kernel是一款开源的操作系统。

Linux kernel ‘crypto/asymmetric_keys/public_key.c’存在安全漏洞，允许攻击者可利用该漏洞进行拒绝服务攻击。
解决建议
用户可参考如下厂商提供的安全补丁以修复该漏洞：
https://www.kernel.org/
参考链接
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d6...
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
http://rhn.redhat.com/errata/RHSA-2016-2574.html
http://rhn.redhat.com/errata/RHSA-2016-2584.html
http://www.openwall.com/lists/oss-security/2016/01/25/4
http://www.securitytracker.com/id/1036763
https://bugzilla.redhat.com/show_bug.cgi?id=1300237
https://github.com/torvalds/linux/commit/0d62e9dd6da45bbf0f33a8617afc5fe774c8f45f
受影响软件情况
# 类型 厂商 产品 版本 影响面
1
运行在以下环境
系统 debian DPKG * Up to
(excluding)
4.3.1-1
运行在以下环境
系统 linux linux_kernel * Up to
(excluding)
4.3
运行在以下环境
系统 redhat_7 kernel-rt * Up to
(excluding)
0:3.10.0-514.rt56.420.el7
运行在以下环境
系统 suse_12 kernel-default * Up to
(excluding)
3.12.60-52.49
运行在以下环境
系统 ubuntu_12.04.5_lts linux-lts-trusty * Up to
(excluding)
3.13.0-83.127~precise1
运行在以下环境
系统 ubuntu_14.04.6_lts linux * Up to
(excluding)
3.13.0-83.127
运行在以下环境
系统 ubuntu_16.04.7_lts linux * Up to
(excluding)
4.3.0-1.10
阿里云评分
3.7
  • 攻击路径
    本地
  • 攻击复杂度
    复杂
  • 权限要求
    无需权限
  • 影响范围
    有限影响
  • EXP成熟度
    未验证
  • 补丁情况
    官方补丁
  • 数据保密性
    无影响
  • 数据完整性
    无影响
  • 服务器危害
    服务器失陷
  • 全网数量
    N/A
CWE-ID 漏洞类型
阿里云安全产品覆盖情况