CVE-2024-38805: iSCSI Remote Memory Corruption and Denial of Service

Published Aug 12, 2025
·
Updated

EDK2 contains a vulnerability in BIOS where a user may cause an Integer Overflow or Wraparound by network means. A successful exploitation of this vulnerability may lead to denial of service.

Affected Software

4 affected componentsFixes available
debian/edk2*
debian/edk2<2025.02-8+deb13u1
2025.02-8+deb13u1
debian/edk2<2025.02-9
2025.02-9
debian/edk2<=2022.11-6+deb12u2, <=2022.11-6+deb12u1
2025.02-8+deb13u12026.08+ds-2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/edk2 to a version that resolves this vulnerability.

    Fixed in 2025.02-8+deb13u1
  2. Upgrade

    Upgrade debian/edk2 to a version that resolves this vulnerability.

    Fixed in 2025.02-9
  3. Upgrade

    Upgrade debian/edk2 to a version that resolves this vulnerability.

    Fixed in 2025.02-8+deb13u1Fixed in 2026.08+ds-2

Event History

Aug 12, 2025
CVE Published
via MITRE·02:13 PM
Data Sourced
via MITRE·02:13 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeakness
Data Sourced
via OSV·03:15 PM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

What level of access does an attacker need to exploit this issue?

The vulnerability is reachable over the network and requires low privileges. No user interaction is required.

2

What is the expected impact of successful exploitation?

Successful exploitation may cause an integer overflow or wraparound in the BIOS iSCSI functionality, leading to memory corruption and denial of service. The provided impact vector indicates high availability impact and low integrity impact, with no confidentiality impact.

Contact

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