An update for shim is now available for openEuler-22.03-LTS Security Advisory openeuler-security@openeuler.org openEuler security committee openEuler-SA-2023-1800 Final 1.0 1.0 2023-11-10 Initial 2023-11-10 2023-11-10 openEuler SA Tool V1.0 2023-11-10 shim security update An update for shim is now available for openEuler-22.03-LTS. Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fix(es): A vulnerability classified as critical has been found in rhboot shim up to 15.7 on ARM. This affects the function mirror_one_esl of the file mok.c of the component mok. Applying the patch 66e6579dbf921152f647a0c16da1d3b2f40861ca is able to eliminate this problem. The bugfix is ready for download at github.com.(CVE-2023-40546) An update for shim is now available for openEuler-22.03-LTS. openEuler Security has rated this update as having a security impact of medium. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section. Medium shim https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1800 https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2023-40546 https://nvd.nist.gov/vuln/detail/CVE-2023-40546 openEuler-22.03-LTS shim-15.4-10.oe2203.aarch64.rpm shim-debugsource-15.4-10.oe2203.noarch.rpm shim-debuginfo-15.4-10.oe2203.noarch.rpm shim-15.4-10.oe2203.src.rpm shim-15.4-10.oe2203.x86_64.rpm A vulnerability classified as critical has been found in rhboot shim up to 15.7 on ARM. This affects the function mirror_one_esl of the file mok.c of the component mok. Applying the patch 66e6579dbf921152f647a0c16da1d3b2f40861ca is able to eliminate this problem. The bugfix is ready for download at github.com. 2023-11-10 CVE-2023-40546 openEuler-22.03-LTS Medium 5.5 AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L shim security update 2023-11-10 https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1800