- Description
- The (1) fw_cfg_write and (2) fw_cfg_read functions in hw/nvram/fw_cfg.c in QEMU before 2.4, when built with the Firmware Configuration device emulation support, allow guest OS users with the CAP_SYS_RAWIO privilege to cause a denial of service (out-of-bounds read or write access and process crash) or possibly execute arbitrary code via an invalid current entry value in a firmware configuration.
- Source
- secalert@redhat.com
- NVD status
- Modified
CVSS 3.0
- Type
- Primary
- Base score
- 8.1
- Impact score
- 6
- Exploitability score
- 1.4
- Vector string
- CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 6.9
- Impact score
- 10
- Exploitability score
- 3.4
- Vector string
- AV:L/AC:M/Au:N/C:C/I:C/A:C
- nvd@nist.gov
- CWE-119
- Hype score
- Not currently trending
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