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| Caldera/SCO UnixWare/Open UNIX Drivers May Cause Denial of Service Conditions |
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Categorie: Vulnerability
Posted: 2002-10-24 by ReCall
Views: 342
Source: Click here
| Current Rating: Not rated
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| Details |
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<b>Description:</b> A denial of service vulnerability was reported in the UnixWare/Open UNIX operating system. A remote user may be able to cause the system to become unstable.
It is reported that a remote user can conduct a remote copy ('rcp') of the /proc partition to cause the entire system to become unusable. The flaw apparently exists in the Driver_atup and Driver_mp drivers.
The cause of the vulnerability was not disclosed.
Impact: A remote user can cause the system to become unusable.
Solution: The vendor has released a fix.
For UnixWare 7.1.1:
Location of Fixed Binaries
ftp://ftp.sco.com/pub/updates/OpenUNIX/CSSA-2002-SCO.41
Verification
MD5 (erg712112c.pkg.Z) = 106da290e2483bc7aba11d7f486b50c4
md5 is available for download from
ftp://ftp.sco.com/pub/security/tools
Installing Fixed Binaries
Upgrade the affected binaries with the following sequence:
Download erg712112c.pkg.Z to the /var/spool/pkg directory
# uncompress /var/spool/pkg/erg712112c.pkg.Z
# pkgadd -d /var/spool/pkg/erg712112c.pkg
For Open UNIX 8.0.0:
Location of Fixed Binaries
ftp://ftp.sco.com/pub/updates/OpenUNIX/CSSA-2002-SCO.41
Verification
MD5 (erg712112d.pkg.Z) = b0e485feccbbe76aefb4061f9b7e6192
md5 is available for download from
ftp://ftp.sco.com/pub/security/tools
Installing Fixed Binaries
Upgrade the affected binaries with the following sequence:
Download erg712112d.pkg.Z to the /var/spool/pkg directory
# uncompress /var/spool/pkg/erg712112d.pkg.Z
# pkgadd -d /var/spool/pkg/erg712112d.pkg
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