SB2026022424 - Multiple vulnerabilities in Docker Desktop

Description

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds read (CVE-ID: CVE-2026-2664)

CWE-ID: CWE-125 - Out-of-bounds read

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a boundary condition in gRPC-FUSE kernel module. A local user can trigger an out-of-bounds read error and read contents of memory on the system.

2) Command Injection (CVE-ID: CVE-2026-28400)

CWE-ID: CWE-77 - Command injection

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote user to bypass implemented security restrictions.

The vulnerability exists due to insufficient input validation. A remote user can perform runtime flags injection and escalate privileges on the system.

Remediation

Install update from vendor's website.

References

• https://docs.docker.com/security/security-announcements/#docker-desktop-4620-security-update-cve-2026-2664
• https://www.zerodayinitiative.com/advisories/ZDI-26-125/
• https://docs.docker.com/security/security-announcements/#docker-desktop-4620-security-update-cve-2026-28400
• https://www.zerodayinitiative.com/advisories/ZDI-26-150/