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CVE-2011-1680

Status Candidate

Overview

ncpmount in ncpfs 2.2.6 and earlier does not remove the /etc/mtab~ lock file after a failed attempt to add a mount entry, which has unspecified impact and local attack vectors.

Related Files

Mandriva Linux Security Advisory 2013-048
Posted Apr 7, 2013
Authored by Mandriva | Site mandriva.com

Mandriva Linux Security Advisory 2013-048 - ncpfs 2.2.6 and earlier attempts to use ncpmount to append to the /etc/mtab file and ncpumount to append to the /etc/mtab.tmp file without first checking whether resource limits would interfere, which allows local users to trigger corruption of the /etc/mtab file via a process with a small RLIMIT_FSIZE value, a related issue to CVE-2011-1089. ncpmount in ncpfs 2.2.6 and earlier does not remove the /etc/mtab~ lock file after a failed attempt to add a mount entry, which has unspecified impact and local attack vectors. The updated packages have been patched to correct these issues.

tags | advisory, local
systems | linux, mandriva
advisories | CVE-2011-1679, CVE-2011-1680
SHA-256 | f3631c5fc1eb40f90fb2bc0d9cf75cb49f7c015c051764f695678c32442223c0
Mandriva Linux Security Advisory 2012-084
Posted May 29, 2012
Authored by Mandriva | Site mandriva.com

Mandriva Linux Security Advisory 2012-084 - ncpfs 2.2.6 and earlier attempts to use ncpmount to append to the /etc/mtab file and ncpumount to append to the /etc/mtab.tmp file without first checking whether resource limits would interfere, which allows local users to trigger corruption of the /etc/mtab file via a process with a small RLIMIT_FSIZE value, a related issue to CVE-2011-1089. ncpmount in ncpfs 2.2.6 and earlier does not remove the /etc/mtab~ lock file after a failed attempt to add a mount entry, which has unspecified impact and local attack vectors. The updated packages have been patched to correct this issue.

tags | advisory, local
systems | linux, mandriva
advisories | CVE-2011-1679, CVE-2011-1680
SHA-256 | fbbe98313708f44403759851b9e9a64ecf87770fa03e46e7a245e2ac52cf9e1e
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