| Description: | Description:
The remote host is missing an update to krb5
announced via advisory FEDORA-2008-2637.
Update Information:
This update incorporates fixes included in MITKRB5-SA-2008-001 (use of
uninitialized pointer / double-free in the KDC when v4 compatibility is enabled)
and MITKRB5-SA-2008-002 (incorrect handling of high-numbered descriptors in the
RPC library). This update also incorporates less-critical fixes for a double-
free (CVE-2007-5971) and an incorrect attempt to free non-heap memory
(CVE-2007-5901) in the GSSAPI library.
ChangeLog:
* Tue Mar 18 2008 Nalin Dahyabhai 1.6.1-9
- add fixes from MITKRB5-SA-2008-001 for use of null or dangling pointer
when v4 compatibility is enabled on the KDC (CVE-2008-0062, CVE-2008-0063,
- add fixes from MITKRB5-SA-2008-002 for array out-of-bounds accesses when
high-numbered descriptors are used (CVE-2008-0947, #433596)
- add backport bug fix for an attempt to free non-heap memory in
libgssapi_krb5 (CVE-2007-5901, #415321)
- add backport bug fix for a double-free in out-of-memory situations in
libgssapi_krb5 (CVE-2007-5971, #415351)
References:
[ 1 ] Bug #415321 - CVE-2007-5901 krb5: use-after-free in gssapi lib
https://bugzilla.redhat.com/show_bug.cgi?id=415321
[ 2 ] Bug #415351 - CVE-2007-5971 krb5: double free in gssapi lib
https://bugzilla.redhat.com/show_bug.cgi?id=415351
[ 3 ] Bug #432620 - CVE-2008-0062 krb5: uninitialized pointer use in krb5kdc
https://bugzilla.redhat.com/show_bug.cgi?id=432620
[ 4 ] Bug #432621 - CVE-2008-0063 krb5: possible leak of sensitive data from krb5kdc using krb4 request
https://bugzilla.redhat.com/show_bug.cgi?id=432621
[ 5 ] Bug #433596 - CVE-2008-0947 krb5: file descriptor array overflow in RPC library
https://bugzilla.redhat.com/show_bug.cgi?id=433596
Solution: Apply the appropriate updates.
This update can be installed with the yum update program. Use
su -c 'yum update krb5' at the command line.
For more information, refer to Managing Software with yum,
available at http://docs.fedoraproject.org/yum/.
https://secure1.securityspace.com/smysecure/catid.html?in=FEDORA-2008-2637
Risk factor : Critical
CVSS Score:
10.0
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