Updates for secure boot
This commit is contained in:
Justin M. Forbes
parent
27b219978f
commit
cc1db7f347
@ -6,14 +6,14 @@ Subject: [PATCH 1/3] Make get_cert_list() not complain about cert lists that
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Signed-off-by: Peter Jones <pjones@redhat.com>
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---
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certs/load_uefi.c | 37 ++++++++++++++++++++++---------------
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security/integrity/platform_certs/load_uefi.c | 37 ++++++++++++++++++++++---------------
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1 file changed, 22 insertions(+), 15 deletions(-)
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diff --git a/certs/load_uefi.c b/certs/load_uefi.c
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index 3d884598601..9ef34c44fd1 100644
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--- a/certs/load_uefi.c
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+++ b/certs/load_uefi.c
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@@ -35,8 +35,8 @@ static __init bool uefi_check_ignore_db(void)
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diff --git a/security/integrity/platform_certs/load_uefi.c b/security/integrity/platform_certs/load_uefi.c
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index 81b19c52832b..e188f3ecbce3 100644
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--- a/security/integrity/platform_certs/load_uefi.c
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+++ b/security/integrity/platform_certs/load_uefi.c
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@@ -38,8 +38,8 @@ static __init bool uefi_check_ignore_db(void)
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/*
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* Get a certificate list blob from the named EFI variable.
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*/
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@ -24,7 +24,7 @@ index 3d884598601..9ef34c44fd1 100644
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{
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efi_status_t status;
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unsigned long lsize = 4;
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@@ -44,26 +44,33 @@ static __init void *get_cert_list(efi_char16_t *name, efi_guid_t *guid,
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@@ -47,24 +47,31 @@ static __init void *get_cert_list(efi_char16_t *name, efi_guid_t *guid,
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void *db;
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status = efi.get_variable(name, guid, NULL, &lsize, &tmpdb);
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@ -41,11 +41,9 @@ index 3d884598601..9ef34c44fd1 100644
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}
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db = kmalloc(lsize, GFP_KERNEL);
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if (!db) {
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pr_err("Couldn't allocate memory for uefi cert list\n");
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if (!db)
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- return NULL;
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+ return -ENOMEM;
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}
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status = efi.get_variable(name, guid, NULL, &lsize, db);
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if (status != EFI_SUCCESS) {
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@ -62,7 +60,7 @@ index 3d884598601..9ef34c44fd1 100644
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}
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/*
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@@ -152,10 +159,10 @@ static int __init load_uefi_certs(void)
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@@ -153,10 +160,10 @@ static int __init load_uefi_certs(void)
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* an error if we can't get them.
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*/
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if (!uefi_check_ignore_db()) {
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@ -76,7 +74,7 @@ index 3d884598601..9ef34c44fd1 100644
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rc = parse_efi_signature_list("UEFI:db",
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db, dbsize, get_handler_for_db);
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if (rc)
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@@ -164,10 +171,10 @@ static int __init load_uefi_certs(void)
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@@ -166,10 +173,10 @@ static int __init load_uefi_certs(void)
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}
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}
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@ -84,13 +82,13 @@ index 3d884598601..9ef34c44fd1 100644
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- if (!mok) {
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+ rc = get_cert_list(L"MokListRT", &mok_var, &moksize, &mok);
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+ if (rc < 0) {
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pr_info("MODSIGN: Couldn't get UEFI MokListRT\n");
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pr_info("Couldn't get UEFI MokListRT\n");
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- } else {
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+ } else if (moksize != 0) {
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rc = parse_efi_signature_list("UEFI:MokListRT",
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mok, moksize, get_handler_for_db);
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if (rc)
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@@ -175,10 +182,10 @@ static int __init load_uefi_certs(void)
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@@ -177,10 +184,10 @@ static int __init load_uefi_certs(void)
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kfree(mok);
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}
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@ -98,12 +96,9 @@ index 3d884598601..9ef34c44fd1 100644
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- if (!dbx) {
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+ rc = get_cert_list(L"dbx", &secure_var, &dbxsize, &dbx);
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+ if (rc < 0) {
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pr_info("MODSIGN: Couldn't get UEFI dbx list\n");
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pr_info("Couldn't get UEFI dbx list\n");
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- } else {
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+ } else if (dbxsize != 0) {
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rc = parse_efi_signature_list("UEFI:dbx",
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dbx, dbxsize,
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get_handler_for_dbx);
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--
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2.15.0
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@ -6,13 +6,13 @@ Subject: [PATCH 3/3] Make get_cert_list() use efi_status_to_str() to print
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Signed-off-by: Peter Jones <pjones@redhat.com>
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---
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certs/load_uefi.c | 6 ++++--
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security/integrity/platform_certs/load_uefi.c | 6 ++++--
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1 file changed, 4 insertions(+), 2 deletions(-)
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diff --git a/certs/load_uefi.c b/certs/load_uefi.c
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diff --git a/security/integrity/platform_certs/load_uefi.c b/security/integrity/platform_certs/load_uefi.c
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index 9ef34c44fd1..13a2826715d 100644
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--- a/certs/load_uefi.c
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+++ b/certs/load_uefi.c
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--- a/security/integrity/platform_certs/load_uefi.c
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+++ b/security/integrity/platform_certs/load_uefi.c
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@@ -51,7 +51,8 @@ static __init int get_cert_list(efi_char16_t *name, efi_guid_t *guid,
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}
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@ -0,0 +1 @@
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CONFIG_INTEGRITY_PLATFORM_KEYRING=y
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@ -2335,7 +2335,7 @@ CONFIG_INT3406_THERMAL=m
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CONFIG_INT340X_THERMAL=m
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CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
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CONFIG_INTEGRITY_AUDIT=y
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# CONFIG_INTEGRITY_PLATFORM_KEYRING is not set
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CONFIG_INTEGRITY_PLATFORM_KEYRING=y
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CONFIG_INTEGRITY_SIGNATURE=y
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CONFIG_INTEGRITY=y
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CONFIG_INTEL_ATOMISP2_PM=m
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@ -2317,7 +2317,7 @@ CONFIG_INT3406_THERMAL=m
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CONFIG_INT340X_THERMAL=m
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CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
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CONFIG_INTEGRITY_AUDIT=y
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# CONFIG_INTEGRITY_PLATFORM_KEYRING is not set
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CONFIG_INTEGRITY_PLATFORM_KEYRING=y
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CONFIG_INTEGRITY_SIGNATURE=y
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CONFIG_INTEGRITY=y
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CONFIG_INTEL_ATOMISP2_PM=m
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@ -2380,7 +2380,7 @@ CONFIG_INT3406_THERMAL=m
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CONFIG_INT340X_THERMAL=m
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CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
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CONFIG_INTEGRITY_AUDIT=y
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# CONFIG_INTEGRITY_PLATFORM_KEYRING is not set
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CONFIG_INTEGRITY_PLATFORM_KEYRING=y
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CONFIG_INTEGRITY_SIGNATURE=y
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CONFIG_INTEGRITY=y
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CONFIG_INTEL_ATOMISP2_PM=m
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@ -2362,7 +2362,7 @@ CONFIG_INT3406_THERMAL=m
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CONFIG_INT340X_THERMAL=m
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CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
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CONFIG_INTEGRITY_AUDIT=y
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# CONFIG_INTEGRITY_PLATFORM_KEYRING is not set
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CONFIG_INTEGRITY_PLATFORM_KEYRING=y
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CONFIG_INTEGRITY_SIGNATURE=y
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CONFIG_INTEGRITY=y
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CONFIG_INTEL_ATOMISP2_PM=m
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@ -544,12 +544,6 @@ Patch201: efi-lockdown.patch
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Patch202: KEYS-Allow-unrestricted-boot-time-addition-of-keys-t.patch
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Patch204: Add-an-EFI-signature-blob-parser-and-key-loader.patch
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Patch205: MODSIGN-Import-certificates-from-UEFI-Secure-Boot.patch
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Patch206: MODSIGN-Support-not-importing-certs-from-db.patch
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# bz 1497559 - Make kernel MODSIGN code not error on missing variables
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Patch207: 0001-Make-get_cert_list-not-complain-about-cert-lists-tha.patch
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Patch208: 0002-Add-efi_status_to_str-and-rework-efi_status_to_err.patch
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@ -1878,6 +1872,9 @@ fi
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#
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#
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%changelog
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* Mon Jan 07 2019 Justin M. Forbes <jforbes@fedoraproject.org>
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- Updates for secure boot
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* Mon Jan 07 2019 Laura Abbott <labbott@redhat.com> - 5.0.0-0.rc1.git0.1
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- Linux v5.0-rc1
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