VulnerabilityModified
CVE-2020-25084
QEMU 5.0.0 has a use-after-free in hw/usb/hcd-xhci.c because the usb_packet_map return value is not checked.
LOW 3.2EPSS 0.34%
Does this matter?
Lower severity and a low EPSS score (0.34%). Track it; it rarely justifies an emergency change on its own.
Description
QEMU 5.0.0 has a use-after-free in hw/usb/hcd-xhci.c because the usb_packet_map return value is not checked.
- CVSS 3.1
- 3.2 LOWCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L
- EPSS
- 0.34% probability · 28th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- qemu/qemu · debian/debian linux
- Source
- cve@mitre.org
EPSS 0.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.openwall.com/lists/oss-security/2020/09/16/5Mailing List, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/02/msg00024.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing List, Third Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2020-08/msg08050.htmlMailing List, Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20201009-0005/Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/09/16/5Mailing List, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/02/msg00024.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing List, Third Party Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2020-08/msg08050.htmlMailing List, Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20201009-0005/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.