MDKSA-2005:119 - Updated krb5 packages fix multiple vulnerabilities
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_______________________________________________________________________
Mandriva Linux Security Update Advisory
_______________________________________________________________________
Package name: krb5
Advisory ID: MDKSA-2005:119
Date: July 13th, 2005
Affected versions: 10.0, 10.1, 10.2, Corporate 3.0,
Corporate Server 2.1,
Multi Network Firewall 2.0
______________________________________________________________________
Problem Description:
A number of vulnerabilities have been corrected in this Kerberos
update:
The rcp protocol would allow a server to instruct a client to write to
arbitrary files outside of the current directory. The Kerberos-aware
rcp could be abused to copy files from a malicious server
(CAN-2004-0175).
Gael Delalleau discovered an information disclosure vulnerability in
the way some telnet clients handled messages from a server. This could
be abused by a malicious telnet server to collect information from the
environment of any victim connecting to the server using the Kerberos-
aware telnet client (CAN-2005-0488).
Daniel Wachdorf disovered that in error conditions that could occur in
response to correctly-formatted client requests, the Kerberos 5 KDC may
attempt to free uninitialized memory, which could cause the KDC to
crash resulting in a Denial of Service (CAN-2005-1174).
Daniel Wachdorf also discovered a single-byte heap overflow in the
krb5_unparse_name() function that could, if successfully exploited,
lead to a crash, resulting in a DoS. To trigger this flaw, an attacker
would need to have control of a Kerberos realm that shares a cross-
realm key with the target (CAN-2005-1175).
Finally, a double-free flaw was discovered in the krb5_recvauth()
routine which could be triggered by a remote unauthenticated attacker.
This issue could potentially be exploited to allow for the execution of
arbitrary code on a KDC. No exploit is currently known to exist
(CAN-2005-1689).
The updated packages have been patched to address this issue and
Mandriva urges all users to upgrade to these packages as quickly as
possible.
_______________________________________________________________________
References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0175
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0488
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-1174
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-1175
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-1689
http://www.kb.cert.org/vuls/id/623332
http://www.kb.cert.org/vuls/id/259798
http://www.kb.cert.org/vuls/id/885830
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2005-002-kdc.txt
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2005-003-recvauth.txt
______________________________________________________________________
Updated Packages:
Mandrakelinux 10.0:
c87b9ac1660b8cb7909f0d7809e60c16
10.0/RPMS/ftp-client-krb5-1.3-6.6.100mdk.i586.rpm
6f42470b37ea66bb7570694acf4b170c
10.0/RPMS/ftp-server-krb5-1.3-6.6.100mdk.i586.rpm
bf802310809218151a91f70b431f58f7 10.0/RPMS/krb5-server-1.3-6.6.100mdk.i586.rpm
dd0120f441cbe289189c98d1a6e7c9b5
10.0/RPMS/krb5-workstation-1.3-6.6.100mdk.i586.rpm
69c40a89709e887063a3e817325125b9 10.0/RPMS/libkrb51-1.3-6.6.100mdk.i586.rpm
34a0289675fc35576e2cb715a6e2117b
10.0/RPMS/libkrb51-devel-1.3-6.6.100mdk.i586.rpm
bed8b731d7e752b4bcffe98abdbd7d3e
10.0/RPMS/telnet-client-krb5-1.3-6.6.100mdk.i586.rpm
7b01eaa867670ef32aafc0c62d1e9b01
10.0/RPMS/telnet-server-krb5-1.3-6.6.100mdk.i586.rpm
7b00ffd04e5fb1328a8ecfc3bad58827 10.0/SRPMS/krb5-1.3-6.6.100mdk.src.rpm
Mandrakelinux 10.0/AMD64:
174fdb05eb1f32630ff9e7796800f554
amd64/10.0/RPMS/ftp-client-krb5-1.3-6.6.100mdk.amd64.rpm
97eb89e96cccdd269d1aed4c19d0c31c
amd64/10.0/RPMS/ftp-server-krb5-1.3-6.6.100mdk.amd64.rpm
f57777163fcbca96e8f032fe22134414
amd64/10.0/RPMS/krb5-server-1.3-6.6.100mdk.amd64.rpm
befa694e6b367b7ad9ac6f127edb28c4
amd64/10.0/RPMS/krb5-workstation-1.3-6.6.100mdk.amd64.rpm
caaa22fb8566f59f749234cb6d2065f1
amd64/10.0/RPMS/lib64krb51-1.3-6.6.100mdk.amd64.rpm
8f869dbf84022f913fc14841741cba82
amd64/10.0/RPMS/lib64krb51-devel-1.3-6.6.100mdk.amd64.rpm
83d63d52ab2fa1545a8bfbcd81cf4b89
amd64/10.0/RPMS/telnet-client-krb5-1.3-6.6.100mdk.amd64.rpm
ba7fc18ac57bda1f05aaf42c82dcd196
amd64/10.0/RPMS/telnet-server-krb5-1.3-6.6.100mdk.amd64.rpm
7b00ffd04e5fb1328a8ecfc3bad58827 amd64/10.0/SRPMS/krb5-1.3-6.6.100mdk.src.rpm
Mandrakelinux 10.1:
fb9247177c9a8e1c97058458c70e6a38
10.1/RPMS/ftp-client-krb5-1.3.4-2.3.101mdk.i586.rpm
dc55f0d19df94d5c4314ba7476d267f7
10.1/RPMS/ftp-server-krb5-1.3.4-2.3.101mdk.i586.rpm
0a87d233095d1cd13ee637153dcc5b59
10.1/RPMS/krb5-server-1.3.4-2.3.101mdk.i586.rpm
f8e4067a77c9d5bb681d2460bf2063b9
10.1/RPMS/krb5-workstation-1.3.4-2.3.101mdk.i586.rpm
e0d4e8e580f3b6499bc405aed49552d3 10.1/RPMS/libkrb53-1.3.4-2.3.101mdk.i586.rpm
73e3abef9c847fe90db56483531a1cf1
10.1/RPMS/libkrb53-devel-1.3.4-2.3.101mdk.i586.rpm
ab219aaacc9c024b737f323350f20745
10.1/RPMS/telnet-client-krb5-1.3.4-2.3.101mdk.i586.rpm
59950fc14b9ebde521822ceb72e020b5
10.1/RPMS/telnet-server-krb5-1.3.4-2.3.101mdk.i586.rpm
b6791f0e031795f328a2373bd6bff4af 10.1/SRPMS/krb5-1.3.4-2.3.101mdk.src.rpm
Mandrakelinux 10.1/X86_64:
7cc15d17e2dd069951ae1033e2e5da0f
x86_64/10.1/RPMS/ftp-client-krb5-1.3.4-2.3.101mdk.x86_64.rpm
08d8d3cd6b8e3be3a0647feb3a041cc0
x86_64/10.1/RPMS/ftp-server-krb5-1.3.4-2.3.101mdk.x86_64.rpm
6ef2f47ace0c658673c20e7428058b3f
x86_64/10.1/RPMS/krb5-server-1.3.4-2.3.101mdk.x86_64.rpm
eb7c38bbfacd43534d2508872ae07637
x86_64/10.1/RPMS/krb5-workstation-1.3.4-2.3.101mdk.x86_64.rpm
911d542523934cae7891eb3aa1b4c22c
x86_64/10.1/RPMS/lib64krb53-1.3.4-2.3.101mdk.x86_64.rpm
42c8a131ea1bb6b4a71826fa0367dcd9
x86_64/10.1/RPMS/lib64krb53-devel-1.3.4-2.3.101mdk.x86_64.rpm
991aadec0a33745198589b1619f42190
x86_64/10.1/RPMS/telnet-client-krb5-1.3.4-2.3.101mdk.x86_64.rpm
9fecbd14c5b908416e2eb5b8b7900602
x86_64/10.1/RPMS/telnet-server-krb5-1.3.4-2.3.101mdk.x86_64.rpm
b6791f0e031795f328a2373bd6bff4af
x86_64/10.1/SRPMS/krb5-1.3.4-2.3.101mdk.src.rpm
Mandrakelinux 10.2:
2370d0bcd8e1055b828cbc5fd61b80fb
10.2/RPMS/ftp-client-krb5-1.3.6-6.1.102mdk.i586.rpm
77d6d6822faf2d46126324d52b7de350
10.2/RPMS/ftp-server-krb5-1.3.6-6.1.102mdk.i586.rpm
fd97b673156aab9df1dd084fa00ca4ee
10.2/RPMS/krb5-server-1.3.6-6.1.102mdk.i586.rpm
e097b32bff94a889e9287328ea4383a7
10.2/RPMS/krb5-workstation-1.3.6-6.1.102mdk.i586.rpm
10b12d24aeacbc51a72c5f6df7e063ab 10.2/RPMS/libkrb53-1.3.6-6.1.102mdk.i586.rpm
c1b8458fdd25b9ac51338978958886b9
10.2/RPMS/libkrb53-devel-1.3.6-6.1.102mdk.i586.rpm
225fb2cfd2b8a30d0743cc691a98f862
10.2/RPMS/telnet-client-krb5-1.3.6-6.1.102mdk.i586.rpm
c7145ab6eb80b5a5bd6438dc1292c208
10.2/RPMS/telnet-server-krb5-1.3.6-6.1.102mdk.i586.rpm
fc23e2f504e65b3ed2304bbf44b17626 10.2/SRPMS/krb5-1.3.6-6.1.102mdk.src.rpm
Mandrakelinux 10.2/X86_64:
48bf82662d9dc709f7b6fc93d408ec36
x86_64/10.2/RPMS/ftp-client-krb5-1.3.6-6.1.102mdk.x86_64.rpm
a99dcafc0f131bee2fdd481a3c3b74ae
x86_64/10.2/RPMS/ftp-server-krb5-1.3.6-6.1.102mdk.x86_64.rpm
6575fa785756ec309bc9a532ea201998
x86_64/10.2/RPMS/krb5-server-1.3.6-6.1.102mdk.x86_64.rpm
9de12fff0f2556fc1b37309f3df38f43
x86_64/10.2/RPMS/krb5-workstation-1.3.6-6.1.102mdk.x86_64.rpm
979d3a3a1076b5e1379388dfa12cbf14
x86_64/10.2/RPMS/lib64krb53-1.3.6-6.1.102mdk.x86_64.rpm
51fdffc99853d03ae464cfd45e477cf8
x86_64/10.2/RPMS/lib64krb53-devel-1.3.6-6.1.102mdk.x86_64.rpm
0f52ac0e1c637d1c9cd8ec0ce40f9221
x86_64/10.2/RPMS/telnet-client-krb5-1.3.6-6.1.102mdk.x86_64.rpm
398385ff0c438b3ddf4e086a44ae118c
x86_64/10.2/RPMS/telnet-server-krb5-1.3.6-6.1.102mdk.x86_64.rpm
fc23e2f504e65b3ed2304bbf44b17626
x86_64/10.2/SRPMS/krb5-1.3.6-6.1.102mdk.src.rpm
Multi Network Firewall 2.0:
fabcf16faccef529a4a5d95e52e4474a mnf/2.0/RPMS/libkrb51-1.3-6.6.M20mdk.i586.rpm
0a612cf3624c0e0279705eb4658cf08e mnf/2.0/SRPMS/krb5-1.3-6.6.M20mdk.src.rpm
Corporate Server 2.1:
fb109362079c6f8a2aec1ca618882513
corporate/2.1/RPMS/ftp-client-krb5-1.2.5-1.10.C21mdk.i586.rpm
92725fca271543c54c907c4860a9c225
corporate/2.1/RPMS/ftp-server-krb5-1.2.5-1.10.C21mdk.i586.rpm
bc56956b9c25b804e9238aa750c79688
corporate/2.1/RPMS/krb5-devel-1.2.5-1.10.C21mdk.i586.rpm
85da226bcd5c58f611c77e457505e660
corporate/2.1/RPMS/krb5-libs-1.2.5-1.10.C21mdk.i586.rpm
680c3f4ff6a53c12ea5f706858a29c30
corporate/2.1/RPMS/krb5-server-1.2.5-1.10.C21mdk.i586.rpm
ed55cd70d63d65c1ef644672a331beca
corporate/2.1/RPMS/krb5-workstation-1.2.5-1.10.C21mdk.i586.rpm
2032b8637d45463118b6b2cec796ea89
corporate/2.1/RPMS/telnet-client-krb5-1.2.5-1.10.C21mdk.i586.rpm
2f0aedf68f2a0e33a6a94139eaf50cac
corporate/2.1/RPMS/telnet-server-krb5-1.2.5-1.10.C21mdk.i586.rpm
5998fcf5b2a19bac3f513fd9a196093f
corporate/2.1/SRPMS/krb5-1.2.5-1.10.C21mdk.src.rpm
Corporate Server 2.1/X86_64:
ef0287c7f515b77e4ee9c816564298c1
x86_64/corporate/2.1/RPMS/ftp-client-krb5-1.2.5-1.10.C21mdk.x86_64.rpm
94268948f1c84bb9f2b194d02467e3e6
x86_64/corporate/2.1/RPMS/ftp-server-krb5-1.2.5-1.10.C21mdk.x86_64.rpm
5f07977c217d7e8f03cf1264671100ea
x86_64/corporate/2.1/RPMS/krb5-devel-1.2.5-1.10.C21mdk.x86_64.rpm
2af63c080bcce672cb112ecfcddd79cd
x86_64/corporate/2.1/RPMS/krb5-libs-1.2.5-1.10.C21mdk.x86_64.rpm
224dfdac58646589d1bd5a50bb4ca3b9
x86_64/corporate/2.1/RPMS/krb5-server-1.2.5-1.10.C21mdk.x86_64.rpm
199e3235e0ed34edc0d2ce377534c441
x86_64/corporate/2.1/RPMS/krb5-workstation-1.2.5-1.10.C21mdk.x86_64.rpm
65b63aa5728e478eb566100c1e2a8061
x86_64/corporate/2.1/RPMS/telnet-client-krb5-1.2.5-1.10.C21mdk.x86_64.rpm
0550444014da765a97deea983332d45e
x86_64/corporate/2.1/RPMS/telnet-server-krb5-1.2.5-1.10.C21mdk.x86_64.rpm
5998fcf5b2a19bac3f513fd9a196093f
x86_64/corporate/2.1/SRPMS/krb5-1.2.5-1.10.C21mdk.src.rpm
Corporate 3.0:
dc39a416e792dbe6bd3c30e2a4be7350
corporate/3.0/RPMS/ftp-client-krb5-1.3-6.6.C30mdk.i586.rpm
1a351c0d939faecda9051d9432afe724
corporate/3.0/RPMS/ftp-server-krb5-1.3-6.6.C30mdk.i586.rpm
ddd38c40766625e7ac7a2c7964d1bf99
corporate/3.0/RPMS/krb5-server-1.3-6.6.C30mdk.i586.rpm
8e83fef835a01e12aa3273b8b8970717
corporate/3.0/RPMS/krb5-workstation-1.3-6.6.C30mdk.i586.rpm
24a4d0ffa3c2651121d7f7381cafad29
corporate/3.0/RPMS/libkrb51-1.3-6.6.C30mdk.i586.rpm
be8a2e1088d1b06054a97c773960b0e0
corporate/3.0/RPMS/libkrb51-devel-1.3-6.6.C30mdk.i586.rpm
1274d73b2ada444ebe50b998d1d83d6a
corporate/3.0/RPMS/telnet-client-krb5-1.3-6.6.C30mdk.i586.rpm
fdf3981cdc25a9afee54a61cb01d042c
corporate/3.0/RPMS/telnet-server-krb5-1.3-6.6.C30mdk.i586.rpm
1738741854a9259ef09e6a6325349a14
corporate/3.0/SRPMS/krb5-1.3-6.6.C30mdk.src.rpm
Corporate 3.0/X86_64:
e6eda8a4875598ce56e56a7c45a9ca95
x86_64/corporate/3.0/RPMS/ftp-client-krb5-1.3-6.6.C30mdk.x86_64.rpm
e7bd3ed8c1e29b25ebb3bffc3fa8c46a
x86_64/corporate/3.0/RPMS/ftp-server-krb5-1.3-6.6.C30mdk.x86_64.rpm
e134c8918d95e99784b9e1a4078fd7ab
x86_64/corporate/3.0/RPMS/krb5-server-1.3-6.6.C30mdk.x86_64.rpm
0bf662ecfd42b2f68b2af8e05ad510c7
x86_64/corporate/3.0/RPMS/krb5-workstation-1.3-6.6.C30mdk.x86_64.rpm
262c7ec2ae2a0f72f3891abd5ed1b400
x86_64/corporate/3.0/RPMS/lib64krb51-1.3-6.6.C30mdk.x86_64.rpm
be39364202543ef56bbce8f5d69bf309
x86_64/corporate/3.0/RPMS/lib64krb51-devel-1.3-6.6.C30mdk.x86_64.rpm
d734050c0bfc0e5e65834aee4df6c77d
x86_64/corporate/3.0/RPMS/telnet-client-krb5-1.3-6.6.C30mdk.x86_64.rpm
3a78f34256effe43feb9d6f3dc0fc62d
x86_64/corporate/3.0/RPMS/telnet-server-krb5-1.3-6.6.C30mdk.x86_64.rpm
1738741854a9259ef09e6a6325349a14
x86_64/corporate/3.0/SRPMS/krb5-1.3-6.6.C30mdk.src.rpm
_______________________________________________________________________
To upgrade automatically use MandrakeUpdate or urpmi. The verification
of md5 checksums and GPG signatures is performed automatically for you.
All packages are signed by Mandriva for security. You can obtain the
GPG public key of the Mandriva Security Team by executing:
gpg --recv-keys --keyserver pgp.mit.edu 0x22458A98
You can view other update advisories for Mandriva Linux at:
http://www.mandriva.com/security/advisories
If you want to report vulnerabilities, please contact
security_(at)_mandriva.com
_______________________________________________________________________
Type Bits/KeyID Date User ID
pub 1024D/22458A98 2000-07-10 Mandriva Security Team
<security*mandriva.com>
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