GHSA-fjx4-mcpx-mwq6

GHSA-fjx4-mcpx-mwq6 PUBLISHED CVSS 8.100000381469727 HIGH

Record from GitHub Advisory Database · Published May 13, 2022

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.

Risk scores

CVSS 3.0

8.100000381469727

CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Timeline

May 13, 2022 CVE Published
Apr 9, 2026 Distribution Patch (11 in total, the first dated here)
Apr 30, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-fjx4-mcpx-mwq6
vulnetix vdb fixes GHSA-fjx4-mcpx-mwq6

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-fjx4-mcpx-mwq6/fixes/registry"

The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart

References

…and 10 more

Look up in the Resolve Platform →