ALPINE-CVE-2022-2962
- Source
- https://security.alpinelinux.org/vuln/CVE-2022-2962
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2022-2962.json
- JSON Data
- https://api.osv.dev/v1/vulns/ALPINE-CVE-2022-2962
- Upstream
- Published
- 2022-09-13T20:15:09Z
- Modified
- 2026-11-03T07:30:20Z
- Severity
-
- 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
A DMA reentrancy issue was found in the Tulip device emulation in QEMU. When Tulip reads or writes to the rx/tx descriptor or copies the rx/tx frame, it doesn't check whether the destination address is its own MMIO address. This can cause the device to trigger MMIO handlers multiple times, possibly leading to a stack or heap overflow. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.
- References