CVE-2016-8637 A local information disclosure issue was found in dracut before 045 when generating initramfs images with world-readable permissions when 'early cpio' is used, such as when including microcode updates...
HighCVSS 7.8
EPSS 0.31%
- Published
- Updated
- Exploit status
- No public exploit known
Description
A local information disclosure issue was found in dracut before 045 when generating initramfs images with world-readable permissions when 'early cpio' is used, such as when including microcode updates. Local attacker can use this to obtain sensitive information from these files, such as encryption keys or credentials.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/dracut(Debian:12) | < 044+189-1 | 044+189-1 |
| debian/dracut(Debian:13) | < 044+189-1 | 044+189-1 |
| debian/dracut(Debian:14) | < 044+189-1 | 044+189-1 |
| dracut project dracut | < 045 | 045 |
| The Dracut Project dracut | = 045 | No fix listed |
References
- Debian Security Tracker CVE-2016-8637 vendor-advisory
- [oss-security] 20161107 CVE-2016-8637: dracut creates world readble initramfs when early cpio is used exploit mailing-list third-party-advisory
- 94128 third-party-advisory vdb-entry
- bugzilla.redhat.com exploit issue-tracking third-party-advisory
- github.com patch third-party-advisory
- bugs.debian.org issue-tracking