- ------------------------------------------------------------------------- Debian Security Advisory DSA-4735-2 security@debian.org https://www.debian.org/security/ Salvatore Bonaccorso July 30, 2020 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : grub2 Debian Bug : 966554 The update for grub2 released as DSA 4735-1 caused a boot-regression when chainloading another bootlaoder and breaking notably dual-boot with Windows. Updated grub2 packages are now available to correct this issue. For the stable distribution (buster), this problem has been fixed in version 2.02+dfsg1-20+deb10u2. We recommend that you upgrade your grub2 packages. For the detailed security status of grub2 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/grub2 Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: debian-security-announce@lists.debian.org