CVE-2015-2666
At a glance
- Source
- NVD
- EPSS
- EPSS 0.42 % · percentile 36 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
Description
Stack-based buffer overflow in the get_matching_model_microcode function in arch/x86/kernel/cpu/microcode/intel_early.c in the Linux kernel before 4.0 allows context-dependent attackers to gain privileges by constructing a crafted microcode header and leveraging root privileges for write access to the initrd.
Weaknesses (CWE)
- CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153329.html
- http://www.securitytracker.com/id/1032414
- http://www.openwall.com/lists/oss-security/2015/03/20/18
- https://github.com/torvalds/linux/commit/f84598bd7c851f8b0bf8cd0d7c3be0d73c432ff4
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f84598bd7c851f8b0bf8cd0d7c3be0d73c432ff4
- http://rhn.redhat.com/errata/RHSA-2015-1534.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1204722
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 2.0 | MEDIUM 6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2015-2758
- GCVE · GCVE-0-2015-2666
CERT-FR advisories
- CERTFR-2015-AVI-359 — Multiples vulnérabilités dans le noyau Linux de Fedora · cert.ssi.gouv.fr
- CERTFR-2015-AVI-328 — Multiples vulnérabilités dans le noyau Linux Red Hat · cert.ssi.gouv.fr
- CERTFR-2015-AVI-198 — Multiples vulnérabilités dans le noyau Linux · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 3.9 < 3.10.83cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 3.11 < 3.12.40cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 3.13 < 3.14.47cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 3.15 < 3.16.35cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 3.17 < 3.18.19cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |