For Debian 9 stretch, these problems have been fixed in version 0~20161202.7bbe0b3e-1+deb9u2.

We recommend that you upgrade your edk2 packages.

For the detailed security status of edk2 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/edk2

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the versions of the edk2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

  - An unlimited recursion in DxeCore in EDK II. (CVE-2021-28210)

  - NetworkPkg/IScsiDxe has remotely exploitable buffer overflows. (CVE-2021-38575)

  - Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
    (CVE-2021-38578)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the versions of the edk2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

  - Integer overflow in DxeImageVerificationHandler() EDK     II may allow an authenticated user to potentially     enable denial of service via local     access.(CVE-2019-14562)

  - The LzmaUefiDecompressGetInfo function fetches 8 bytes     (64bit-wide) of the uncompressed data size from the     LZMA header then silently drops the upper 32bit by     casting it to UINT32.(CVE-2021-28211)

  - edk2: unlimited FV recursion, round 2.(CVE-2021-28210)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for ovmf fixes the following issues :

CVE-2021-28211: ovmf: edk2: possible heap corruption with LzmaUefiDecompressGetInfo (bsc#1183578)

CVE-2021-28210: ovmf: unlimited FV recursion, round 2 (bsc#1183579)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The remote SUSE Linux SLES12 / SLES_SAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:2117-1 advisory.

  - Null pointer dereference in Tianocore EDK2 may allow an authenticated user to potentially enable     escalation of privilege via local access. (CVE-2019-14584)

  - An unlimited recursion in DxeCore in EDK II. (CVE-2021-28210)

  - A heap overflow in LzmaUefiDecompressGetInfo function in EDK II. (CVE-2021-28211)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

This update for ovmf fixes the following issues :

  - CVE-2021-28211: ovmf: edk2: possible heap corruption     with LzmaUefiDecompressGetInfo (bsc#1183578)

  - CVE-2021-28210: ovmf: unlimited FV recursion, round 2     (bsc#1183579)

This update was imported from the SUSE:SLE-15-SP2:Update update project.

The remote Ubuntu 20.04 LTS / 20.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4923-1 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:2161-1 advisory.

  - An unlimited recursion in DxeCore in EDK II. (CVE-2021-28210)

  - A heap overflow in LzmaUefiDecompressGetInfo function in EDK II. (CVE-2021-28211)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

According to the versions of the edk2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

  - Insufficient control flow management in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM),     Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow an authenticated user to potentially     enable denial of service via adjacent access. (CVE-2019-14558)

  - 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-2019-14586)

  - Logic issue EDK II may allow an unauthenticated user to potentially enable denial of service via adjacent     access. (CVE-2019-14587)

  - An unlimited recursion in DxeCore in EDK II. (CVE-2021-28210)

  - Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
    (CVE-2021-38578)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Published	Updated	Severity
149103	Debian DLA-2645-1 : edk2 security update	Nessus	Debian Local Security Checks	4/30/2021	1/12/2024	high
175222	EulerOS Virtualization 3.0.2.0 : edk2 (EulerOS-SA-2023-1689)	Nessus	Huawei Local Security Checks	5/7/2023	5/7/2023	critical
148602	EulerOS Virtualization 2.9.1 : edk2 (EulerOS-SA-2021-1736)	Nessus	Huawei Local Security Checks	4/15/2021	1/4/2024	high
148227	SUSE SLES15 Security Update : ovmf (SUSE-SU-2021:0972-1)	Nessus	SuSE Local Security Checks	3/30/2021	1/8/2024	high
151088	SUSE SLES12 Security Update : ovmf (SUSE-SU-2021:2117-1)	Nessus	SuSE Local Security Checks	6/28/2021	7/13/2023	high
148310	openSUSE Security Update : ovmf (openSUSE-2021-495)	Nessus	SuSE Local Security Checks	4/5/2021	1/5/2024	high
148590	EulerOS Virtualization 2.9.0 : edk2 (EulerOS-SA-2021-1764)	Nessus	Huawei Local Security Checks	4/15/2021	1/4/2024	high
148855	Ubuntu 20.04 LTS : EDK II vulnerabilities (USN-4923-1)	Nessus	Ubuntu Local Security Checks	4/20/2021	10/20/2023	high
151091	SUSE SLES15 Security Update : ovmf (SUSE-SU-2021:2161-1)	Nessus	SuSE Local Security Checks	6/28/2021	7/13/2023	high
148251	SUSE SLES12 Security Update : ovmf (SUSE-SU-2021:0987-1)	Nessus	SuSE Local Security Checks	3/31/2021	1/8/2024	high
178870	EulerOS Virtualization 3.0.6.6 : edk2 (EulerOS-SA-2023-2443)	Nessus	Huawei Local Security Checks	7/26/2023	7/26/2023	critical

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