Description
libstorage, libstorage-ng, and yast-storage improperly store passphrases for encrypted storage devices in a temporary file on disk, which might allow local users to obtain sensitive information by reading the file, as demonstrated by /tmp/libstorage-XXXXXX/pwdf.
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.
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP1 | libstorage | 2.25.35.1-3.1 | SUSE-SU-2016:2189-1 |
| SLES 12 | libstorage | 2.25.16.1-3.1 | SUSE-SU-2016:2355-1 |
| SLES 11 SP4 | yast2-storage | 2.17.161-5.1 | SUSE-SU-2016:2353-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP1 | libstorage | 2.25.35.1-3.1 | SUSE-SU-2016:2189-1 |
| SLES for SAP 12 | libstorage | 2.25.16.1-3.1 | SUSE-SU-2016:2355-1 |
| SLES for SAP 11 SP4 | yast2-storage | 2.17.161-5.1 | SUSE-SU-2016:2353-1 |
Advisories 3
- SUSE-SU-2016:2189-1 Security update for libstorage SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:2355-1 Security update for libstorage SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:2353-1 Security update for yast2-storage SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://github.com/openSUSE/libstorage/pull/162
- https://github.com/yast/yast-storage/pull/224
- https://github.com/yast/yast-storage/pull/226
- https://bugzilla.suse.com/show_bug.cgi?id=986971
- https://github.com/yast/yast-storage/pull/227
- https://github.com/openSUSE/libstorage-ng/pull/123
- openSUSE-SU-2016:2264 vendor-advisory
- 93169 vdb-entry
- https://github.com/yast/yast-storage/pull/223
- https://github.com/openSUSE/libstorage/pull/163