Edk2
by Tianocore
Source repositories
CVEs (42)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2025-2486 | Hig | 0.57 | 8.8 | 0.00 | Nov 26, 2025 | The Ubuntu edk2 UEFI firmware packages accidentally allowed the UEFI Shell to be accessed in Secure Boot environments, possibly allowing bypass of Secure Boot constraints. Versions 2024.05-2ubuntu0.3 and 2024.02-2ubuntu0.3 disable the Shell. Some previous versions inserted a… | ||
| CVE-2025-2296 | Hig | 0.55 | — | 0.01 | Dec 9, 2025 | EDK2 contains a vulnerability in BIOS where an attacker may cause “ Improper Input Validation” by local access. Successful exploitation of this vulnerability could alter control flow in unexpected ways, potentially allowing arbitrary command execution and impacting… | ||
| CVE-2023-45235 | Hig | 0.54 | 8.3 | 0.01 | Jan 16, 2024 | EDK2's Network Package is susceptible to a buffer overflow vulnerability when handling Server ID option from a DHCPv6 proxy Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of… | ||
| CVE-2023-45234 | Hig | 0.54 | 8.3 | 0.01 | Jan 16, 2024 | EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality,… | ||
| CVE-2023-45230 | Hig | 0.54 | 8.3 | 0.01 | Jan 16, 2024 | EDK2's Network Package is susceptible to a buffer overflow vulnerability via a long server ID option in DHCPv6 client. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality, Integrity and/or… | ||
| CVE-2021-38575 | Hig | 0.53 | 8.1 | 0.02 | Dec 1, 2021 | NetworkPkg/IScsiDxe has remotely exploitable buffer overflows. | ||
| CVE-2019-14586 | Hig | 0.52 | 8.0 | 0.01 | Nov 23, 2020 | Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent access. | ||
| CVE-2021-28210 | Hig | 0.51 | 7.8 | 0.00 | Jun 11, 2021 | An unlimited recursion in DxeCore in EDK II. | ||
| CVE-2019-14584 | Hig | 0.51 | 7.8 | 0.00 | Jun 3, 2021 | Null pointer dereference in Tianocore EDK2 may allow an authenticated user to potentially enable escalation of privilege via local access. | ||
| CVE-2019-14575 | Hig | 0.51 | 7.8 | 0.00 | Nov 23, 2020 | Logic issue in DxeImageVerificationHandler() for EDK II may allow an authenticated user to potentially enable escalation of privilege via local access. | ||
| CVE-2019-14563 | Hig | 0.51 | 7.8 | 0.00 | Nov 23, 2020 | Integer truncation in EDK II may allow an authenticated user to potentially enable escalation of privilege via local access. | ||
| CVE-2017-5731 | Hig | 0.51 | 7.8 | 0.00 | Oct 28, 2019 | Bounds checking in Tianocompress before November 7, 2017 may allow an authenticated user to potentially enable an escalation of privilege via local access. | ||
| CVE-2018-11943 | Hig | 0.51 | 7.8 | 0.00 | Nov 27, 2018 | In all android releases(Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, while processing fastboot flash command, memory leak or unexpected behavior may occur due to processing of unintialized data buffers. | ||
| CVE-2023-45233 | Hig | 0.49 | 7.5 | 0.02 | Jan 16, 2024 | EDK2's Network Package is susceptible to an infinite lop vulnerability when parsing a PadN option in the Destination Options header of IPv6. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Availability. | ||
| CVE-2023-45232 | Hig | 0.49 | 7.5 | 0.02 | Jan 16, 2024 | EDK2's Network Package is susceptible to an infinite loop vulnerability when parsing unknown options in the Destination Options header of IPv6. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Availability. | ||
| CVE-2021-38576 | Hig | 0.49 | 7.5 | 0.01 | Jan 3, 2022 | A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-permanently DoS the system. | ||
| CVE-2021-28213 | Hig | 0.49 | 7.5 | 0.01 | Jun 11, 2021 | Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks. | ||
| CVE-2019-14559 | Hig | 0.49 | 7.5 | 0.01 | Nov 23, 2020 | Uncontrolled resource consumption in EDK II may allow an unauthenticated user to potentially enable denial of service via network access. | ||
| CVE-2021-38578 | Hig | 0.48 | 7.4 | 0.01 | Mar 3, 2022 | Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize. | ||
| CVE-2025-3770 | Hig | 0.46 | 7.0 | 0.00 | Aug 7, 2025 | EDK2 contains a vulnerability in BIOS where an attacker may cause “Protection Mechanism Failure” by local access. Successful exploitation of this vulnerability will lead to arbitrary code execution and impact Confidentiality, Integrity, and Availability. |
- risk 0.57cvss 8.8epss 0.00
The Ubuntu edk2 UEFI firmware packages accidentally allowed the UEFI Shell to be accessed in Secure Boot environments, possibly allowing bypass of Secure Boot constraints. Versions 2024.05-2ubuntu0.3 and 2024.02-2ubuntu0.3 disable the Shell. Some previous versions inserted a…
- risk 0.55cvss —epss 0.01
EDK2 contains a vulnerability in BIOS where an attacker may cause “ Improper Input Validation” by local access. Successful exploitation of this vulnerability could alter control flow in unexpected ways, potentially allowing arbitrary command execution and impacting…
- risk 0.54cvss 8.3epss 0.01
EDK2's Network Package is susceptible to a buffer overflow vulnerability when handling Server ID option from a DHCPv6 proxy Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of…
- risk 0.54cvss 8.3epss 0.01
EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality,…
- risk 0.54cvss 8.3epss 0.01
EDK2's Network Package is susceptible to a buffer overflow vulnerability via a long server ID option in DHCPv6 client. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality, Integrity and/or…
- risk 0.53cvss 8.1epss 0.02
NetworkPkg/IScsiDxe has remotely exploitable buffer overflows.
- risk 0.52cvss 8.0epss 0.01
Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent access.
- risk 0.51cvss 7.8epss 0.00
An unlimited recursion in DxeCore in EDK II.
- risk 0.51cvss 7.8epss 0.00
Null pointer dereference in Tianocore EDK2 may allow an authenticated user to potentially enable escalation of privilege via local access.
- risk 0.51cvss 7.8epss 0.00
Logic issue in DxeImageVerificationHandler() for EDK II may allow an authenticated user to potentially enable escalation of privilege via local access.
- risk 0.51cvss 7.8epss 0.00
Integer truncation in EDK II may allow an authenticated user to potentially enable escalation of privilege via local access.
- risk 0.51cvss 7.8epss 0.00
Bounds checking in Tianocompress before November 7, 2017 may allow an authenticated user to potentially enable an escalation of privilege via local access.
- risk 0.51cvss 7.8epss 0.00
In all android releases(Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, while processing fastboot flash command, memory leak or unexpected behavior may occur due to processing of unintialized data buffers.
- risk 0.49cvss 7.5epss 0.02
EDK2's Network Package is susceptible to an infinite lop vulnerability when parsing a PadN option in the Destination Options header of IPv6. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Availability.
- risk 0.49cvss 7.5epss 0.02
EDK2's Network Package is susceptible to an infinite loop vulnerability when parsing unknown options in the Destination Options header of IPv6. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Availability.
- risk 0.49cvss 7.5epss 0.01
A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-permanently DoS the system.
- risk 0.49cvss 7.5epss 0.01
Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks.
- risk 0.49cvss 7.5epss 0.01
Uncontrolled resource consumption in EDK II may allow an unauthenticated user to potentially enable denial of service via network access.
- risk 0.48cvss 7.4epss 0.01
Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
- risk 0.46cvss 7.0epss 0.00
EDK2 contains a vulnerability in BIOS where an attacker may cause “Protection Mechanism Failure” by local access. Successful exploitation of this vulnerability will lead to arbitrary code execution and impact Confidentiality, Integrity, and Availability.
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