Buffer overflow in Arista Eos
CVE-2015-3214
The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.9 (Medium). Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.016 (75.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Arista Eos — versions 4.12, 4.13, 4.14
- Lenovo EMC Px12-400r Ivx
- Lenovo EMC Px12-450r Ivx
- Linux Kernel
- Qemu
- Debian Linux — versions 7.0, 8.0
- Red Hat Enterprise Linux Compute Node Eus — versions 7.1, 7.2, 7.3
- Red Hat Enterprise Linux For Power Big Endian — versions 7.0
- Red Hat Enterprise Linux For Power Big Endian Eus — versions 7.1_ppc64, 7.2_ppc64, 7.3_ppc64
- Red Hat Enterprise Linux For Scientific Computing — versions 7.0
Weakness classification (CWE)
References
- support.lenovo.com/product_security/qemu (Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- support.lenovo.com/us/en/product_security/qemu (Third Party Advisory)
- www.exploit-db.com/exploits/37990/ (VDB Entry, Third Party Advisory, exploit)
- security.gentoo.org/glsa/201510-02 (vendor-advisory, Third Party Advisory, Issue Tracking)
- github.com/torvalds/linux/commit/ee73f656a604d5aa9df86a97102e4e462dd79924 (Patch, Third Party Advisory)
- www.debian.org/security/2015/dsa-3348 (vendor-advisory, Third Party Advisory, Issue Tracking)
- rhn.redhat.com/errata/RHSA-2015-1508.html (vendor-advisory, Third Party Advisory, Issue Tracking)
- rhn.redhat.com/errata/RHSA-2015-1507.html (vendor-advisory, Third Party Advisory, Issue Tracking)
- mirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.33 (Broken Link, Vendor Advisory)