NULL pointer dereference in Qemu
CVE-2020-15469
In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.004 (34.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Qemu
- Debian Linux — versions 9.0, 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.gnu.org/archive/html/qemu-devel/2020-06/msg09961.html (Patch, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2020/07/02/1 (Patch, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2021/02/msg00024.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/09/msg00008.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-15469?
- CVE-2020-15469 is a low-severity vulnerability in Qemu, classified under NULL Pointer Dereference. CVSS score: 2.3/10. Published 2020-07-02.
- How severe is CVE-2020-15469?
- Low severity. CVSS v3 base score is 2.3 out of 10.
- Is CVE-2020-15469 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.