NULL Pointer Dereference The advisory has been revoked - it doesn't affect any version of package qemu (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU2510-QEMU-15026582
- published17 Jan 2026
- disclosed2 Jun 2021
Introduced: 2 Jun 2021
CVE-2019-12067 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:25.10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Ubuntu.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-12067
- https://security-tracker.debian.org/tracker/CVE-2019-12067
- https://bugzilla.suse.com/show_bug.cgi?id=1145642
- https://lists.gnu.org/archive/html/qemu-devel/2019-08/msg01358.html
- https://lists.gnu.org/archive/html/qemu-devel/2019-08/msg01487.html
- https://security.netapp.com/advisory/ntap-20210727-0001/