44 lines
1.4 KiB
Diff
44 lines
1.4 KiB
Diff
From ef653d00a72b8257819f5ae5d3de9bc9f5039b3c Mon Sep 17 00:00:00 2001
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From: Milan Broz <gmazyland@gmail.com>
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Date: Tue, 21 May 2024 10:54:55 +0200
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Subject: [PATCH] bitlk: Ignore unknown VMK entry 24
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This VMK value looks like a password hint (masked email?)
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we can safely ignore it.
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Fixes: #886
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---
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lib/bitlk/bitlk.c | 3 +++
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lib/bitlk/bitlk.h | 1 +
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2 files changed, 4 insertions(+)
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diff --git a/lib/bitlk/bitlk.c b/lib/bitlk/bitlk.c
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index ae533e5a..230e7101 100644
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--- a/lib/bitlk/bitlk.c
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+++ b/lib/bitlk/bitlk.c
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@@ -324,6 +324,9 @@ static int parse_vmk_entry(struct crypt_device *cd, uint8_t *data, int start, in
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/* unknown timestamps in recovery protected VMK */
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} else if (key_entry_value == BITLK_ENTRY_VALUE_RECOVERY_TIME) {
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;
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+ /* optional hint (?) string (masked email?), we can safely ignore it */
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+ } else if (key_entry_value == BITLK_ENTRY_VALUE_HINT) {
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+ ;
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} else if (key_entry_value == BITLK_ENTRY_VALUE_STRING) {
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if (key_entry_size < BITLK_ENTRY_HEADER_LEN)
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return -EINVAL;
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diff --git a/lib/bitlk/bitlk.h b/lib/bitlk/bitlk.h
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index 7eb73211..af8f6298 100644
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--- a/lib/bitlk/bitlk.h
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+++ b/lib/bitlk/bitlk.h
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@@ -78,6 +78,7 @@ typedef enum {
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BITLK_ENTRY_VALUE_OFFSET_SIZE = 0x000f,
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BITLK_ENTRY_VALUE_RECOVERY_TIME = 0x015,
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BITLK_ENTRY_VALUE_GUID = 0x0017,
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+ BITLK_ENTRY_VALUE_HINT = 0x0018,
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} BITLKFVEEntryValue;
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struct bitlk_vmk {
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--
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2.49.0
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