| Name | CVE-2018-12096 |
| Description | The liblnk_data_string_get_utf8_string_size function in liblnk_data_string.c in liblnk through 2018-04-19 allows remote attackers to cause an information disclosure (heap-based buffer over-read) via a crafted lnk file. NOTE: the vendor has disputed this as described in libyal/liblnk issue 33 on GitHub |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 901962 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| liblnk (PTS) | stretch | 20170111-1 | vulnerable |
| buster | 20181227-1 | fixed |
| bullseye, bookworm | 20181227-1.1 | fixed |
| sid | 20181227-1.2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| liblnk | source | (unstable) | 20180626-1 | unimportant | | 901962 |
Notes
http://seclists.org/fulldisclosure/2018/Jun/33
https://github.com/libyal/liblnk/issues/32
https://github.com/libyal/liblnk/issues/33
https://github.com/libyal/libuna/commit/aca678aa7e49ca628f1b27a53fdea883fa8764bb
https://github.com/libyal/libuna/commit/f22aca8b649afe5cef529d9268186bfe591b7f89
Questionable/negligabe security impact