漏洞信息详情
Linux Kernel DM-Crypt本地信息泄露漏洞
漏洞简介
Linux kernel 2.6.15及更早版本中的dm-crypt在释放之前不清除结构,这会导致内存信息披露,本地用户可以获取关于cryptographic密钥的敏感信息。
漏洞公告
目前厂商已经发布了升级补丁以修复这个安全问题,补丁下载链接:
Linux kernel 2.6 -test6
Linux patch-2.6.16-rc1.bz2
http://kernel.org/pub/linux/kernel/v2.6/testing/patch-2.6.16-rc1.bz2
Linux kernel 2.6 -test4
Linux patch-2.6.16-rc1.bz2
http://kernel.org/pub/linux/kernel/v2.6/testing/patch-2.6.16-rc1.bz2
Linux kernel 2.6 -test2
Linux patch-2.6.16-rc1.bz2
http://kernel.org/pub/linux/kernel/v2.6/testing/patch-2.6.16-rc1.bz2
Linux kernel 2.6 -test11
Linux patch-2.6.16-rc1.bz2
http://kernel.org/pub/linux/kernel/v2.6/testing/patch-2.6.16-rc1.bz2
Linux kernel 2.6 -test9-CVS
Linux patch-2.6.16-rc1.bz2
http://kernel.org/pub/linux/kernel/v2.6/testing/patch-2.6.16-rc1.bz2
Linux kernel 2.6
Debian kernel-headers-2.6-amd64-generic_103sarge1_amd64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-amd64 /kernel-headers-2.6-amd64-generic_103sarge1_amd64.deb
Debian kernel-headers-2.6-amd64-k8-smp_103sarge1_amd64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-amd64 /kernel-headers-2.6-amd64-k8-smp_103sarge1_amd64.deb
Debian kernel-headers-2.6-amd64-k8_103sarge1_amd64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-amd64 /kernel-headers-2.6-amd64-k8_103sarge1_amd64.deb
Debian kernel-headers-2.6-em64t-p4-smp_103sarge1_amd64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-amd64 /kernel-headers-2.6-em64t-p4-smp_103sarge1_amd64.deb
Debian kernel-headers-2.6-em64t-p4_103sarge1_amd64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-amd64 /kernel-headers-2.6-em64t-p4_103sarge1_amd64.deb
Debian kernel-headers-2.6-generic_101sarge1_alpha.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-alpha /kernel-headers-2.6-generic_101sarge1_alpha.deb
Debian kernel-headers-2.6-itanium-smp_2.6.8-14sarge2_ia64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-image-2.6.8-ia64 /kernel-headers-2.6-itanium-smp_2.6.8-14sarge2_ia64.deb
Debian kernel-headers-2.6-itanium_2.6.8-14sarge2_ia64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-image-2.6.8-ia64 /kernel-headers-2.6-itanium_2.6.8-14sarge2_ia64.deb
Debian kernel-headers-2.6-smp_101sarge1_alpha.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-alpha /kernel-headers-2.6-smp_101sarge1_alpha.deb
Debian kernel-headers-2.6-sparc32_101sarge1_sparc.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-sparc /kernel-headers-2.6-sparc32_101sarge1_sparc.deb
Debian kernel-headers-2.6-sparc64-smp_101sarge1_sparc.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-sparc /kernel-headers-2.6-sparc64-smp_101sarge1_sparc.deb
Debian kernel-headers-2.6-sparc64_101sarge1_sparc.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-sparc /kernel-headers-2.6-sparc64_101sarge1_sparc.deb
Debian kernel-image-2.4-powerpc_102sarge1_powerpc.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-powerpc/k ernel-image-2.4-powerpc_102sarge1_powerpc.deb
Debian kernel-image-2.6-amd64-generic_103sarge1_amd64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-amd64 /kernel-image-2.6-amd64-generic_103sarge1_amd64.deb
Debian kernel-image-2.6-amd64-k8-smp_103sarge1_amd64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-amd64 /kernel-image-2.6-amd64-k8-smp_103sarge1_amd64.deb
Debian kernel-image-2.6-amd64-k8_103sarge1_amd64.deb
Debian GNU/Linux 3.1 alias sarge
http://security.debian.org/pool/updates/main/k/kernel-latest-2.6-amd64 /kernel-image-2.6-amd64-k8_103sarge1_amd64.deb
参考网址
来源: MLIST
名称: [linux-kernel] 20060104 [Patch 2.6] dm-crypt: zero key before freeing it
链接:http://marc.theaimsgroup.com/?l=linux-kernel&m=113640535312572&w=2
来源: MLIST
名称: [linux-kernel] 20060104 [Patch 2.6] dm-crypt: Zero key material before free to avoid information leak
链接:http://marc.theaimsgroup.com/?l=linux-kernel&m=113641114812886&w=2
来源: XF
名称: kernel-dmcrypt-information-disclosure(24189)
链接:http://xforce.iss.net/xforce/xfdb/24189
来源: UBUNTU
名称: USN-244-1
链接:http://www.ubuntulinux.org/support/documentation/usn/usn-244-1
来源: TRUSTIX
名称: 2006-0004
链接:http://www.trustix.org/errata/2006/0004
来源: BID
名称: 16301
链接:http://www.securityfocus.com/bid/16301
来源: FEDORA
名称: FLSA:157459-4
链接:http://www.securityfocus.com/archive/1/archive/1/427981/100/0/threaded
来源: REDHAT
名称: RHSA-2006:0132
链接:http://www.redhat.com/support/errata/RHSA-2006-0132.html
来源: FEDORA
名称: FEDORA-2006-102
链接:http://www.redhat.com/archives/fedora-announce-list/2006-February/msg00037.html
来源: OSVDB
名称: 22418
链接:http://www.osvdb.org/22418
来源: SUSE
名称: SUSE-SA:2006:028
链接:http://www.novell.com/linux/security/advisories/2006-05-31.html
来源: MANDRIVA
名称: MDKSA-2006:040
链接:http://www.mandriva.com/security/advisories?name=MDKSA-2006:040
来源: VUPEN
名称: ADV-2006-0235
链接:http://www.frsirt.com/english/advisories/2006/0235
来源: DEBIAN
名称: DSA-1017
链接:http://www.debian.org/security/2006/dsa-1017
来源: SECTRACK
名称: 1015740
链接:http://securitytracker.com/id?1015740
来源: SREASON
名称: 388
链接:http://securityreason.com/securityalert/388
来源: SECUNIA
名称: 20398
链接:http://secunia.com/advisories/20398
来源: SECUNIA
名称: 19374
链接:http://secunia.com/advisories/19374
来源: SECUNIA
名称: 19160
链接:http://secunia.com/advisories/19160
来源: SECUNIA
名称: 18774
链接:http://secunia.com/advisories/18774
来源: SECUNIA
名称: 18527
链接:http://secunia.com/advisories/18527
来源: SECUNIA
名称: 18487
链接:http://secunia.com/advisories/18487
来源: MANDRIVA
名称: MDKSA-2006:040
链接:http://frontal2.mandriva.com/security/advisories?name=MDKSA-2006:040
受影响实体
- Linux Linux_kernel:2.6.12.3<!--2000-1-1-->
- Linux Linux_kernel:2.6.12.1<!--2000-1-1-->
- Linux Linux_kernel:2.6.12.2<!--2000-1-1-->
- Linux Linux_kernel:2.6.12<!--2000-1-1-->
- Linux Linux_kernel:2.6.11.12<!--2000-1-1-->
补丁
暂无
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