Home/CVE/The ahci_commit_buf function in ide/ahci.c in QEMU allows attackers to cause a denial of service (NULL dereference) when
CVE

CVE-2019-12067

The ahci_commit_buf function in ide/ahci.c in QEMU allows attackers to cause a denial of service (NULL dereference) when

The ahci_commit_buf function in ide/ahci.c in QEMU allows attackers to cause a denial of service (NULL dereference) when the command header 'ad-cur_cmd' is null.

MEDIUM · CVSS 6.5 EPSS 0.00165
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

5
qemuall versions
debian linuxall versions
fedoraproject fedoraall versions
redhat openstack platformall versions
redhat enterprise linuxall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPotentially Suspicious Usage Of Qemu
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Jun 2021 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
⚑

Vendor Advisories

3
suse-csafSUSE-SU-2020:0388-1
suse-csafSUSE-SU-2019:14201-1
suse-csafSUSE-SU-2019:14199-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.suse.com/show_bug.cgi?id=1145642Issue TrackingThird Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2019-08/msg01358.htmlMailing ListPatchThird Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2019-08/msg01487.htmlMailing ListPatchThird Party Advisory
https://security-tracker.debian.org/tracker/CVE-2019-12067Third Party Advisory
https://security.netapp.com/advisory/ntap-20210727-0001/Third Party Advisory
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