49 results · Feed
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Critical 9.5CVE-2026-97631 Public exploit
Pre-boot RCE in EDK II PXE driver
EDK2 contains a vulnerability in BIOS where a user may cause “Out-of-bounds Write”, Classic Buffer Overflow, and “Incorrect Calculation of Buffer Size” by remote access. Successful exploitation of this vulnerability can lead to arbitrary code execution. It co…
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Critical 9.2
Out-of-Bounds Write in Google Brotli Decoder
A buffer overflow vulnerability in the Brotli decoder (c/dec/decode.c) in Google Brotli versions 1.0.3 through 1.2.0 on all platforms allows a remote unauthenticated attacker to corrupt adjacent decoder state memory, disclose sensitive memory contents, cause …
KEV Oct 27, 2026 -
High 8.4
Un-verified kernel bypass Secure Boot mechanism in direct boot mode
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 imp…
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Medium 5.8
Uncleared password keystrokes in circular queue can lead to information disclosure or escalation of privilege
EDK2 contains a vulnerability in BIOS where an attacker may cause “Exposure of Sensitive Information to an Unauthorized Actor” by local access. Successful exploitation of this vulnerability will lead to possible information disclosure or escalation of privile…
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Low 3.7
UEFI Shell accessible in AAVMF with Secure Boot enabled on Ubuntu
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 ver…
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Medium 6.3
iSCSI Remote Memory Corruption and Denial of Service
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.
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High 7.0
SMM IDT Privilege Escalation Vulnerability
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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Medium 4.6
Out-of-bounds Read in HashPeImageByType()
EDK2 contains a vulnerability in the HashPeImageByType(). A user may cause a read out of bounds when a corrupted data pointer and length are sent via an adjecent network. A successful exploit of this vulnerability may lead to a loss of Integrity and/or Availa…
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Low 3.5
Potential iSCSI R2T PDU Vulnerability
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.
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Medium 4.6CVE-2024-13176 Public exploit
Timing side-channel in ECDSA signature computation
Issue summary: A timing side-channel which could potentially allow recovering the private key exists in the ECDSA signature computation. Impact summary: A timing side-channel in ECDSA signature computations could allow recovering the private key by an attacke…
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Medium 5.9
Integer overflow in PeCoffLoaderRelocateImage
EDK2 contains a vulnerability in the PeCoffLoaderRelocateImage(). An Attacker may cause memory corruption due to an overflow via an adjacent network. A successful exploit of this vulnerability may lead to a loss of Confidentiality, Integrity, and/or Availabil…
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Medium 6.0
Integer Overflow caused by divide by zero during S3 suspension
EDK2 contains a vulnerability when S3 sleep is activated where an Attacker may cause a Division-By-Zero due to a UNIT32 overflow via local access. A successful exploit of this vulnerability may lead to a loss of Availability.
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Medium 6.7
An insecure default to allow UEFI Shell in EDK2 was left enabled in Ubuntu's EDK2. This allows an OS-resident attacker …
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High 8.3
Buffer Overflow in EDK II Network Package
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 Confi…
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High 7.5
Infinite loop in EDK II Network Package
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 Avail…
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High 7.5
Infinite loop in EDK II Network Package
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 Av…
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High 8.3
Buffer Overflow in EDK II Network Package
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 Con…
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Medium 5.3
Use of a Weak PseudoRandom Number Generator in EDK II Network Package
EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.
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Medium 5.8
Predictable TCP ISNs in EDK II Network Package
EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.
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Medium 6.5
Out-of-Bounds Read in EDK II Network Package
EDK2's Network Package is susceptible to an out-of-bounds read vulnerability when processing Neighbor Discovery Redirect message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.
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High 8.3
Buffer Overflow in EDK II Network Package
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 …
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Medium 6.5
Out-of-Bounds Read in EDK II Network Package
EDK2's Network Package is susceptible to an out-of-bounds read vulnerability when processing the IA_NA or IA_TA option in a DHCPv6 Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss…
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High 7.0
Integer Overflow in CreateHob
EDK2 is susceptible to a vulnerability in the CreateHob() function, allowing a user to trigger a integer overflow to buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, a…
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High 7.0
Heap Buffer Overflow in Tcg2MeasurePeImage
EDK2 is susceptible to a vulnerability in the Tcg2MeasurePeImage() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or …
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High 7.0
Heap Buffer Overflow in Tcg2MeasureGptTable
EDK2 is susceptible to a vulnerability in the Tcg2MeasureGptTable() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or…
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High 7.4
Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
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Unscored —
A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to per…
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Unscored —
NetworkPkg/IScsiDxe has remotely exploitable buffer overflows.
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Unscored —
BootPerformanceTable pointer is read from an NVRAM variable in PEI. Recommend setting PcdFirmwarePerformanceDataTableS3…
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Unscored —
Insufficient input validation in MdeModulePkg in EDKII may allow an unauthenticated user to potentially enable escalati…
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Unscored —
A heap overflow in LzmaUefiDecompressGetInfo function in EDK II.
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Unscored —
An unlimited recursion in DxeCore in EDK II.
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Unscored —
Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks.
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Unscored —
Null pointer dereference in Tianocore EDK2 may allow an authenticated user to potentially enable escalation of privileg…
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Unscored —
Logic issue EDK II may allow an unauthenticated user to potentially enable denial of service via adjacent access.
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Unscored —
Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, i…
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Unscored —
Logic issue in DxeImageVerificationHandler() for EDK II may allow an authenticated user to potentially enable escalatio…
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Unscored —
Integer truncation in EDK II may allow an authenticated user to potentially enable escalation of privilege via local ac…
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Unscored —
Integer overflow in DxeImageVerificationHandler() EDK II may allow an authenticated user to potentially enable denial o…
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Unscored —
Uncontrolled resource consumption in EDK II may allow an unauthenticated user to potentially enable denial of service v…