CVE-2015-3214
CVE-2015-3214 is a medium-severity vulnerability in Redhat Openstack with a CVSS 2.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Medium (CVSS 2.0 base score 6.9)
- EPSS exploit prediction: 2% (73rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Redhat Openstack
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2015-3214?
- CVE-2015-3214 has a CVSS 2.0 base score of 6.9, rated medium severity.
- Is CVE-2015-3214 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2015-3214?
- CVE-2015-3214 primarily affects Redhat Openstack. In total, 51 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2015-3214?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2015-3214 published?
- CVE-2015-3214 was published on 2015-08-31 and last updated on 2026-06-17.
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee73f656a604d5aa9df86a97102e4e462dd79924
- http://mirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.33
- http://rhn.redhat.com/errata/RHSA-2015-1507.html
- http://rhn.redhat.com/errata/RHSA-2015-1508.html
- http://rhn.redhat.com/errata/RHSA-2015-1512.html
- http://www.debian.org/security/2015/dsa-3348
- http://www.openwall.com/lists/oss-security/2015/06/25/7
- http://www.securityfocus.com/bid/75273
- http://www.securitytracker.com/id/1032598
- https://bugzilla.redhat.com/show_bug.cgi?id=1229640
- https://github.com/torvalds/linux/commit/ee73f656a604d5aa9df86a97102e4e462dd79924
- https://security.gentoo.org/glsa/201510-02
- https://support.lenovo.com/product_security/qemu
- https://support.lenovo.com/us/en/product_security/qemu
- https://www.arista.com/en/support/advisories-notices/security-advisories/1180-security-advisory-13
- https://www.exploit-db.com/exploits/37990/
- https://www.mail-archive.com/qemu-devel%40nongnu.org/msg304138.html
Affected products (51)
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:arista:eos:4.12:*:*:*:*:*:*:*
- cpe:2.3:o:arista:eos:4.13:*:*:*:*:*:*:*
- cpe:2.3:o:arista:eos:4.14:*:*:*:*:*:*:*
- cpe:2.3:o:arista:eos:4.15:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:lenovo:emc_px12-400r_ivx:*:*:*:*:*:*:*:*
- cpe:2.3:o:lenovo:emc_px12-450r_ivx:*:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:5.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_compute_node_eus:7.1:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_compute_node_eus:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_compute_node_eus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_compute_node_eus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_compute_node_eus:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_compute_node_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_compute_node_eus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.1_ppc64:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.2_ppc64:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.3_ppc64:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.4_ppc64:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.5_ppc64:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.6_ppc64:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.7_ppc64:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.1:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
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