Vulnerabilities

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, dis…

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.

An insecure default to allow UEFI Shell in EDK2 was left enabled in LXD.

An insecure default to allow UEFI Shell in EDK2 was left enabled in Ubuntu's EDK2.

EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message.

EDK2's Network Package is susceptible to an infinite lop vulnerability when parsing a PadN option in the Destination Options header of IPv6.

EDK2's Network Package is susceptible to an infinite loop vulnerability when parsing unknown options in the Destination Options header of IPv6.

EDK2's Network Package is susceptible to a buffer overflow vulnerability when handling Server ID option from a DHCPv6 proxy Advertise message.

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number.

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number.

EDK2's Network Package is susceptible to an out-of-bounds read vulnerability when processing Neighbor Discovery Redirect message.

EDK2's Network Package is susceptible to a buffer overflow vulnerability via a long server ID option in DHCPv6 client.

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.

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.

EDK2 is susceptible to a vulnerability in the Tcg2MeasurePeImage() function, allowing a user to trigger a heap buffer overflow via a local network.

EDK2 is susceptible to a vulnerability in the Tcg2MeasureGptTable() function, allowing a user to trigger a heap buffer overflow via a local network.

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty.

NetworkPkg/IScsiDxe has remotely exploitable buffer overflows.

Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks.

A heap overflow in LzmaUefiDecompressGetInfo function in EDK II.

An unlimited recursion in DxeCore in EDK II.

Null pointer dereference in Tianocore EDK2 may allow an authenticated user to potentially enable escalation of privilege via local access.

Logic issue EDK II may allow an unauthenticated user to potentially enable denial of service via adjacent access.

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.