A flaw was found in the copying tool `nbdcopy` of libnbd.
Priority LOW 24CWE-252Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Partial Red Hat: 6 fixed, 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
A flaw was found in the copying tool `nbdcopy` of libnbd. When performing multi-threaded copies using asynchronous nbd calls, nbdcopy was blindly treating the completion of an asynchronous command as successful, rather than checking the *error parameter. This could result in the silent creation of a corrupted destination image.
Why it matters now
EPSS 0.0104 64th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 4 advisoriesRed Hat: 6 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | libnbd | Fixed in libnbd v1.11.8 | — | No fix listed | CNA |
- libnbd Vendor— Affected Fixed in libnbd v1.11.8 Fixed in — No fix listed CNA
Remediation
Red Hat 4 advisories
- RHSA-2022:2181 Released 2022-05-11 · Red Hat rating Moderatevirt:av and virt-devel:av security update
- Advanced Virtualization CodeReady Builder for RHEL 8.6.0 SLOF-20210217-1.module+el8.6.0+12721+8d053ff2.src::virt-devel:av, hivex-1.3.18-23.module+el8.6.0+12721+8d053ff2.i686::virt-devel:av, hivex-devel-1.3.18-23.module+el8.6.0+12721+8d053ff2.i686::virt-devel:av +47
- Advanced Virtualization for RHEL 8.6.0 SLOF-20210217-1.module+el8.6.0+12721+8d053ff2.noarch::virt:av, SLOF-20210217-1.module+el8.6.0+12721+8d053ff2.src::virt:av, hivex-1.3.18-23.module+el8.6.0+12721+8d053ff2.aarch64::virt:av +47
- RHSA-2022:1759 Released 2022-05-10 · Red Hat rating Moderatevirt:rhel and virt-devel:rhel security, bug fix, and enhancement update
- Red Hat Enterprise Linux AppStream (v. 8) SLOF-20210217-1.module+el8.6.0+14480+c0a3aa0f.noarch::virt:rhel, SLOF-20210217-1.module+el8.6.0+14480+c0a3aa0f.src::virt:rhel, hivex-1.3.18-23.module+el8.6.0+14480+c0a3aa0f.aarch64::virt:rhel +47
- Red Hat Enterprise Linux CRB (v. 8) SLOF-20210217-1.module+el8.6.0+14480+c0a3aa0f.src::virt-devel:rhel, hivex-1.3.18-23.module+el8.6.0+14480+c0a3aa0f.i686::virt-devel:rhel, hivex-devel-1.3.18-23.module+el8.6.0+14480+c0a3aa0f.i686::virt-devel:rhel +47
- RHSA-2022:0971 Released 2022-03-21 · Red Hat rating Moderatevirt:av and virt-devel:av security and bug fix update
- Advanced Virtualization for RHEL 8.4.0.EUS SLOF-20200717-1.gite18ddad8.module+el8.4.0+8855+a9e237a9.noarch::virt:av, SLOF-20200717-1.gite18ddad8.module+el8.4.0+8855+a9e237a9.src::virt-devel:av, SLOF-20200717-1.gite18ddad8.module+el8.4.0+8855+a9e237a9.src::virt:av +47
Show 1 more Red Hat advisories
- RHSA-2022:0949 Released 2022-03-16 · Red Hat rating Moderatevirt:av and virt-devel:av security and bug fix update
- Advanced Virtualization for RHEL 8.5.0.Z SLOF-20210217-1.module+el8.5.0+10946+35bb3930.noarch::virt:av, SLOF-20210217-1.module+el8.5.0+10946+35bb3930.src::virt-devel:av, SLOF-20210217-1.module+el8.5.0+10946+35bb3930.src::virt:av +47
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 8 Advanced Virtualization | Affected | No fix yet |
| Advanced Virtualization CodeReady Builder for RHEL 8.6.0 | Fixed | RHSA-2022:2181 |
| Advanced Virtualization for RHEL 8.4.0.EUS | Fixed | RHSA-2022:0971 |
| Advanced Virtualization for RHEL 8.5.0.Z | Fixed | RHSA-2022:0949 |
| Advanced Virtualization for RHEL 8.6.0 | Fixed | RHSA-2022:2181 |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2022:1759 |
| Red Hat Enterprise Linux CRB (v. 8) | Fixed | RHSA-2022:1759 |
Not affected: 2 products
- Red Hat Enterprise Linux 8 Advanced Virtualization
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2022-0485
- 2026-10-03 Alias added: GHSA-cfv5-3vm4-4jfp
References
Patch 2
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Sources
- CVE-2022-0485 · CVE Program
- CVE-2022-0485 · NVD
- FIRST EPSS
- GHSA-cfv5-3vm4-4jfp · GitHub Advisory Database · CC BY 4.0
- CVE-2022-0485 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences