Debian GNU/Linux Telnetd非法内存处理漏洞

2008-04-09 04:20:39来源：互联网 阅读 ()

Debian GNU/Linux Telnetd非法内存处理漏洞

发布日期：2004-10-03

更新日期：2004-10-08

受影响系统：Debian telnetd 0.17-25

Debian telnetd 0.17-18不受影响系统：Debian telnetd 0.17-26

Debian telnetd 0.17-18woody1描述：BUGTRAQ ID: 11313

CVE(CAN) ID: CVE-2004-0911

Debian是一款开放源代码的LINUX系统。

Debian的telnetd存在一个非法内存处理问题，远程攻击者可以利用这个漏洞以进程权限在系统上执行任意指令。

Debian Linux中的Netkit telnetd实现缺少AYT漏洞补丁，此漏洞由于没有正确分配和释放内存缓冲区，可导致以telnetd进程权限执行任意指令。

链接：http://marc.theaimsgroup.com/?l=bugtraq&m=109571642600015&w=2

http://www.debian.org/security/2002/dsa-556

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建议：厂商补丁：

Debian

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Debian已经为此发布了一个安全公告(DSA-556-1)以及相应补丁:

DSA-556-1：New netkit-telnet packages fix invalid free

链接：http://www.debian.org/security/2002/dsa-556

补丁下载：

Source archives:

http://security.debian.org/pool/updates/main/n/netkit-telnet/netkit-telnet_0.17-18woody1.dsc

Size/MD5 checksum: 602 9b997bc6951c08c4f22c29dfe8fd6cfb

http://security.debian.org/pool/updates/main/n/netkit-telnet/netkit-telnet_0.17-18woody1.diff.gz

Size/MD5 checksum: 22010 29a22dc590270539e60e040fe33678a3

http://security.debian.org/pool/updates/main/n/netkit-telnet/netkit-telnet_0.17.orig.tar.gz

Size/MD5 checksum: 133749 d6beabaaf53fe6e382c42ce3faa05a36

Alpha architecture:

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody1_alpha.deb

Size/MD5 checksum: 84080 64e59060bcc7713c33051b129eb7a7b2

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody1_alpha.deb

Size/MD5 checksum: 45712 dc1f4eba203e25e0e69fde84d0c68deb

ARM architecture:

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody1_arm.deb

Size/MD5 checksum: 69840 cee0940a812e1c14b3541bd408d8e772

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody1_arm.deb

Size/MD5 checksum: 39534 78a51c224f171e029799183b8ba42357

Intel IA-32 architecture:

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody1_i386.deb

Size/MD5 checksum: 70668 8f16858a8702fa7840c60fa272f336b5

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody1_i386.deb

Size/MD5 checksum: 37344 48eadf90962f7641c9b109e6ed0b31e4

Intel IA-64 architecture:

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody1_ia64.deb

Size/MD5 checksum: 102662 7ba021e10ae96097686b70c2b29c281d

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody1_ia64.deb

Size/MD5 checksum: 52356 a87e16a648e472e06c0bcacdee2a3465

HP Precision architecture:

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody1_hppa.deb

Size/MD5 checksum: 69878 436ca10d3adf53cf95d0fb1532fe8ca4

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody1_hppa.deb

Size/MD5 checksum: 43430 f782d2555aba39ac4a3fc375601cbe41

Motorola 680x0 architecture:

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody1_m68k.deb

Size/MD5 checksum: 67062 53604751760b712a28141bbfea772f02

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody1_m68k.deb

Size/MD5 checksum: 37350 b8ba70a9e2b9c94edfbc2d5ad482f5f5

Big endian MIPS architecture:

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody1_mips.deb

Size/MD5 checksum: 80782 34f5870ce7c7e90a7337e4ace622c145

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody1_mips.deb

Size/MD5 checksum: 42520 005a24828fe4c192cbcaaa1b9e4a4b09

Little endian MIPS architecture:

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody1_mipsel.deb

Size/MD5 checksum: 80670 b9cea5d2edda4f8c9453789c27aae058

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody1_mipsel.deb

Size/MD5 checksum: 42490 cdb8fbe3737a45b2d215d36f8952c6ee

PowerPC architecture:

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody1_powerpc.deb

Size/MD5 checksum: 73142 0f784e76f7d00238a9e9b13b880682db

http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody1_powerpc.deb

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