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

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2023-12-09 03:46:06 Ali_nvd 来源：ZONE.CI 全球网 0 阅读模式

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

1
#	类型	厂商	产品	版本	影响面
	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