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Debian Security Advisory 5519-1

Debian Security Advisory 5519-1
Posted Oct 9, 2023
Authored by Debian | Site debian.org

Debian Linux Security Advisory 5519-1 - Maxim Suhanov discovered multiple vulnerabilities in GURB2's code to handle NTFS filesystems, which may result in a Secure Boot bypass.

tags | advisory, vulnerability
systems | linux, debian
advisories | CVE-2023-4692, CVE-2023-4693
SHA-256 | 69c6c2e6aac12f53f91896003b4bf1c34f93099bdaab89e3995c3c1a344d85ba

Debian Security Advisory 5519-1

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-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

- -------------------------------------------------------------------------
Debian Security Advisory DSA-5519-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
October 06, 2023 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : grub2
CVE ID : CVE-2023-4692 CVE-2023-4693

Maxim Suhanov discovered multiple vulnerabilities in GURB2's code to
handle NTFS filesystems, which may result in a Secure Boot bypass.

For the oldstable distribution (bullseye), these problems have been fixed
in version 2.06-3~deb11u6.

For the stable distribution (bookworm), these problems have been fixed in
version 2.06-13+deb12u1.

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
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