低危 Linux Kernel 2.6.x - 'net/core/filter.c' 本地信息泄漏漏洞

CVE编号

CVE-2010-4158

利用情况

POC 已公开

补丁情况

官方补丁

披露时间

2010-12-31
漏洞描述
2.6.36.2之前的Linux内核中net / core / filter.c中的sk_run_filter函数在执行(1)BPF_S_LD_MEM或(2)BPF_S_LDX_MEM指令之前,不会检查某个内存位置是否已初始化,本地用户可以获得通过精心设计的套接字过滤器从内核堆栈内存中获取潜在的敏感信息。
解决建议
目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载:http://marc.info/?l=linux-netdev&m=128934173821229&w=2
参考链接
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3...
http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html
http://lists.grok.org.uk/pipermail/full-disclosure/2010-November/077321.html
http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html
http://secunia.com/advisories/42745
http://secunia.com/advisories/42778
http://secunia.com/advisories/42801
http://secunia.com/advisories/42884
http://secunia.com/advisories/42890
http://secunia.com/advisories/42932
http://secunia.com/advisories/42963
http://secunia.com/advisories/43291
http://secunia.com/advisories/46397
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2
http://www.mandriva.com/security/advisories?name=MDVSA-2011:029
http://www.redhat.com/support/errata/RHSA-2010-0958.html
http://www.redhat.com/support/errata/RHSA-2011-0007.html
http://www.redhat.com/support/errata/RHSA-2011-0017.html
http://www.redhat.com/support/errata/RHSA-2011-0162.html
http://www.securityfocus.com/archive/1/514705
http://www.securityfocus.com/archive/1/514845
http://www.securityfocus.com/archive/1/520102/100/0/threaded
http://www.securityfocus.com/bid/44758
http://www.spinics.net/lists/netdev/msg146361.html
http://www.vmware.com/security/advisories/VMSA-2011-0012.html
http://www.vupen.com/english/advisories/2010/3321
http://www.vupen.com/english/advisories/2011/0012
http://www.vupen.com/english/advisories/2011/0124
http://www.vupen.com/english/advisories/2011/0168
http://www.vupen.com/english/advisories/2011/0298
http://www.vupen.com/english/advisories/2011/0375
https://bugzilla.redhat.com/show_bug.cgi?id=651698
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 fedoraproject fedora 13 -
运行在以下环境
系统 linux linux_kernel * Up to
(excluding)
2.6.36.2
运行在以下环境
系统 opensuse opensuse 11.2 -
运行在以下环境
系统 opensuse opensuse 11.3 -
运行在以下环境
系统 opensuse_11.2 kernel * Up to
(excluding)
2.6.31.14-0.6.1
运行在以下环境
系统 opensuse_11.3 kernel * Up to
(excluding)
2.6.34.7-0.7.1
运行在以下环境
系统 oracle_5 kernel * Up to
(excluding)
2.6.18-238.el5
运行在以下环境
系统 oracle_6 kernel * Up to
(excluding)
2.6.32-71.14.1.el6
运行在以下环境
系统 redhat_5 kernel * Up to
(excluding)
0:2.6.18-238.el5
运行在以下环境
系统 redhat_6 kernel * Up to
(excluding)
0:2.6.32-71.14.1.el6
运行在以下环境
系统 suse linux_enterprise_desktop 10 -
运行在以下环境
系统 suse linux_enterprise_desktop 11 -
运行在以下环境
系统 suse linux_enterprise_real_time_extension 11 -
运行在以下环境
系统 suse linux_enterprise_server 10 -
运行在以下环境
系统 suse linux_enterprise_server 11 -
运行在以下环境
系统 suse linux_enterprise_server 9 -
运行在以下环境
系统 suse linux_enterprise_software_development_kit 10 -
运行在以下环境
系统 suse_11 kernel-default * Up to
(excluding)
3.0.13-0.27
阿里云评分
3.5
  • 攻击路径
    本地
  • 攻击复杂度
    容易
  • 权限要求
    无需权限
  • 影响范围
    有限影响
  • EXP成熟度
    POC 已公开
  • 补丁情况
    官方补丁
  • 数据保密性
    数据泄露
  • 数据完整性
    无影响
  • 服务器危害
    无影响
  • 全网数量
    N/A
CWE-ID 漏洞类型
CWE-200 信息暴露
阿里云安全产品覆盖情况