| Name | CVE-2018-12015 |
| Description | In Perl through 5.26.2, the Archive::Tar module allows remote attackers to bypass a directory-traversal protection mechanism, and overwrite arbitrary files, via an archive file containing a symlink and a regular file with the same name. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-4226-1, ELA-7-1 |
| Debian Bugs | 900834 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| perl (PTS) | jessie, jessie (lts) | 5.20.2-3+deb8u14 | fixed |
| stretch (security) | 5.24.1-3+deb9u5 | fixed | |
| stretch (lts), stretch | 5.24.1-3+deb9u8 | fixed | |
| buster, buster (lts) | 5.28.1-6+deb10u2 | fixed | |
| bullseye | 5.32.1-4+deb11u3 | fixed | |
| bullseye (security) | 5.32.1-4+deb11u4 | fixed | |
| bookworm | 5.36.0-7+deb12u1 | fixed | |
| sid, trixie | 5.40.0-7 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| perl | source | wheezy | 5.14.2-21+deb7u7 | ELA-7-1 | ||
| perl | source | jessie | 5.20.2-3+deb8u11 | DSA-4226-1 | ||
| perl | source | stretch | 5.24.1-3+deb9u4 | DSA-4226-1 | ||
| perl | source | (unstable) | 5.26.2-6 | 900834 |
https://rt.cpan.org/Public/Bug/Display.html?id=125523
https://github.com/jib/archive-tar-new/commit/ae65651eab053fc6dc4590dbb863a268215c1fc5