From ba98d1fec3e3f37d3ced6abbe3f8d5406ebca02f Mon Sep 17 00:00:00 2001 From: Steve McIntyre Date: Sun, 29 Jan 2023 23:35:03 +0000 Subject: [PATCH] Block Debian grub binaries with sbat < 4 (see #1024617) --- debian/changelog | 3 ++- debian/patches/block-grub-sbat3-debian.patch | 19 +++++++++++++++++++ debian/patches/series | 1 + 3 files changed, 22 insertions(+), 1 deletion(-) create mode 100644 debian/patches/block-grub-sbat3-debian.patch diff --git a/debian/changelog b/debian/changelog index edc61f4..290bfe4 100644 --- a/debian/changelog +++ b/debian/changelog @@ -7,8 +7,9 @@ shim (15.7-1) UNRELEASED; urgency=medium * Update to Standards-Version 4.6.2 (no changes needed) * Enable NX support at build time, as required by policy for signing new shim binaries. + * Block Debian grub binaries with sbat < 4 (see #1024617) - -- Steve McIntyre <93sam@debian.org> Sun, 22 Jan 2023 13:12:14 +0000 + -- Steve McIntyre <93sam@debian.org> Sun, 29 Jan 2023 23:34:40 +0000 shim (15.6-1) unstable; urgency=medium diff --git a/debian/patches/block-grub-sbat3-debian.patch b/debian/patches/block-grub-sbat3-debian.patch new file mode 100644 index 0000000..4b0aa39 --- /dev/null +++ b/debian/patches/block-grub-sbat3-debian.patch @@ -0,0 +1,19 @@ +diff --git a/include/sbat_var_defs.h b/include/sbat_var_defs.h +index 6b01573e..5b1a764f 100644 +--- a/include/sbat_var_defs.h ++++ b/include/sbat_var_defs.h +@@ -35,8 +35,12 @@ + SBAT_VAR_SIG SBAT_VAR_VERSION SBAT_VAR_PREVIOUS_DATE "\n" \ + SBAT_VAR_PREVIOUS_REVOCATIONS + +-#define SBAT_VAR_LATEST_DATE "2022111500" +-#define SBAT_VAR_LATEST_REVOCATIONS "shim,2\ngrub,3\n" ++/* ++ * Debian's grub.3 update was broken - some binaries included the SBAT ++ * data update but not the security patches :-( ++ */ ++#define SBAT_VAR_LATEST_DATE "2023012900" ++#define SBAT_VAR_LATEST_REVOCATIONS "shim,2\ngrub,3\ngrub.debian,4\n" + #define SBAT_VAR_LATEST \ + SBAT_VAR_SIG SBAT_VAR_VERSION SBAT_VAR_LATEST_DATE "\n" \ + SBAT_VAR_LATEST_REVOCATIONS diff --git a/debian/patches/series b/debian/patches/series index b3ddfc8..683d1b9 100644 --- a/debian/patches/series +++ b/debian/patches/series @@ -1,2 +1,3 @@ Make-sbat_var.S-parse-right-with-buggy-gcc-binutils.patch Enable-NX.patch +block-grub-sbat3-debian.patch