CVE-2019-14575

Logic issue in DxeImageVerificationHandler() for EDK II may allow an authenticated user to potentially enable escalation of privilege via local access.

Improper configuration in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access. (CVE-2018-12179).

Insufficient memory write check in SMM service for EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access. (CVE-2018-12182).

Stack overflow in DxeCore for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via local access. (CVE-2018-12183).

Buffer overflow in system firmware for EDK II may allow unauthenticated user to potentially enable escalation of privilege and/or denial of service via network access. (CVE-2019-0160).

Stack overflow in XHCI for EDK II may allow an unauthenticated user to potentially enable denial of service via local access. (CVE-2019-0161).

Improper authentication in EDK II may allow a privileged user to potentially enable information disclosure via network access. (CVE-2019-14553).

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).

Uncontrolled resource consumption in EDK II may allow an unauthenticated user to potentially enable denial of service via network access. (CVE-2019-14559).

Integer truncation in EDK II may allow an authenticated user to potentially enable escalation of privilege via local access. (CVE-2019-14563).

Logic issue in DxeImageVerificationHandler() for EDK II may allow an authenticated user to potentially enable escalation of privilege via local access. (CVE-2019-14575).

EDK II incorrectly parsed signed PKCS #7 data. An attacker could use this issue to cause EDK II to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2019-14584).

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).

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

This update for ovmf fixes the following issues:

Security issues fixed:

• CVE-2019-14563: Fixed a memory corruption caused by insufficient numeric truncation (bsc#1163959).
• CVE-2019-14553: Fixed the TLS certification verification in HTTPS-over-IPv6 boot sequences (bsc#1153072).
• CVE-2019-14559: Fixed a remotely exploitable memory leak in the ARP handling code (bsc#1163927).
• CVE-2019-14575: Fixed an insufficient signature check in the DxeImageVerificationHandler (bsc#1163969).
• Enabled HTTPS-over-IPv6 (bsc#1153072).

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

These are all security issues fixed in the ovmf-202105-3.4 package on the GA media of openSUSE Tumbleweed.

This update for ovmf fixes the following issues:

Security issues fixed:

• CVE-2018-0739: Update openssl to 1.0.2o to limit ASN.1 constructed types recursive definition depth (bsc#1094291).
• CVE-2019-14563: Fixed a memory corruption caused by insufficient numeric truncation (bsc#1163959).
• CVE-2019-14559: Fixed a remotely exploitable memory leak in the ARP handling code (bsc#1163927).
• CVE-2019-14575: Fixed an insufficient signature check in the DxeImageVerificationHandler (bsc#1163969).

Bug fixes:

• Only use SLES-UEFI-CA-Certificate-2048.crt for the SUSE flavor to provide the better compatibility. (bsc#1077330)

This update for ovmf fixes the following issues:

Security issues fixed:

• CVE-2019-14563: Fixed a memory corruption caused by insufficient numeric truncation (bsc#1163959).
• CVE-2019-14553: Fixed the TLS certification verification in HTTPS-over-IPv6 boot sequences (bsc#1153072).
• CVE-2019-14559: Fixed a remotely exploitable memory leak in the ARP handling code (bsc#1163927).
• CVE-2019-14575: Fixed an insufficient signature check in the DxeImageVerificationHandler (bsc#1163969).
• Enabled HTTPS-over-IPv6 (bsc#1153072).

This update for ovmf fixes the following issues:

Security issues fixed:

• CVE-2019-14563: Fixed a memory corruption caused by insufficient numeric truncation (bsc#1163959).
• CVE-2019-14553: Fixed the TLS certification verification in HTTPS-over-IPv6 boot sequences (bsc#1153072).
• CVE-2019-14559: Fixed a remotely exploitable memory leak in the ARP handling code (bsc#1163927).
• CVE-2019-14575: Fixed an insufficient signature check in the DxeImageVerificationHandler (bsc#1163969).
• Enabled HTTPS-over-IPv6 (bsc#1153072).

A buffer overflow was discovered in the network stack. An unprivileged user could potentially enable escalation of privilege and/or denial of service. This issue was already fixed in a previous release for 18.04 LTS and 19.10. (CVE-2018-12178)

A buffer overflow was discovered in BlockIo service. An unauthenticated user could potentially enable escalation of privilege, information disclosure and/or denial of service. This issue was already fixed in a previous release for 18.04 LTS and 19.10. (CVE-2018-12180)

A stack overflow was discovered in bmp. An unprivileged user could potentially enable denial of service or elevation of privilege via local access. This issue was already fixed in a previous release for 18.04 LTS and 19.10. (CVE-2018-12181)

It was discovered that memory was not cleared before free that could lead to potential password leak. (CVE-2019-14558)

A memory leak was discovered in ArpOnFrameRcvdDpc. An attacker could possibly use this issue to cause a denial of service or other unspecified impact. (CVE-2019-14559)

An integer overflow was discovered in MdeModulePkg/PiDxeS3BootScriptLib. An attacker could possibly use this issue to cause a denial of service or other unspecified impact. (CVE-2019-14563)

It was discovered that the affected version doesn't properly check whether an unsigned EFI file should be allowed or not. An attacker could possibly load unsafe content by bypassing the verification. (CVE-2019-14575)

It was discovered that original configuration runtime memory is freed, but it is still exposed to the OS runtime. (CVE-2019-14586)

A double-unmap was discovered in TRB creation. An attacker could use it to cause a denial of service or other unspecified impact. (CVE-2019-14587)