Description
The bsd_glob function in the File::Glob module for Perl before 5.14.2 allows context-dependent attackers to cause a denial of service (crash) via a glob expression with the GLOB_ALTDIRFUNC flag, which triggers an uninitialized pointer dereference.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | perl | 5.14.2-1 | — |
| Debian 13 | perl | 5.14.2-1 | — |
| Debian 12 | perl | 5.14.2-1 | — |
References
- http://cpansearch.perl.org/src/FLORA/perl-5.14.2/pod/perldelta.pod
- http://perl5.git.perl.org/perl.git/commit/1af4051e077438976a4c12a0622feaf6715bec77
- https://blogs.oracle.com/sunsecurity/entry/cve_2011_2728_denial_of1
- FEDORA-2011-15484 vendor-advisory
- 49858 vdb-entry
- 46172 third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=742987