Bug#1138451: trousers: patch for OpenSSL 4.0 compatibility

Package: 1138451
Version: 0.3.15-1
Followup-For: Bug #1138451
X-Debbugs-Cc: [email protected]
Control: tags -1 patch

Please find attached a patch that fixes this issue.


-- System Information:
Debian Release: trixie/sid
  APT prefers noble-updates
  APT policy: (500, 'noble-updates'), (500, 'noble-security'), (500, 'noble'), (100, 'noble-backports')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 6.8.0-117-generic (SMP w/12 CPU threads; PREEMPT)
Kernel taint flags: TAINT_WARN
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Description: Fix for OpenSSL4 compatibility
 Replace direct access to opaque ASN1_OCTET_STRING->data field with
 ASN1_STRING_get0_data() accessor. ASN1_STRING is fully opaque in OpenSSL 4.0.
Author: Ravi Kant Sharma <[email protected]>
Bug-Ubuntu: https://bugs.launchpad.net/bugs/2155003
Bug-Debian: https://bugs.debian.org/1138451
Forwarded: no
--- a/src/tspi/tspi_asn1.c
+++ b/src/tspi/tspi_asn1.c
@@ -237,7 +237,7 @@
 
 	if (*rawBlobSize != 0) {
 		if (decBlobSize <= *rawBlobSize) {
-			memcpy(rawBlob, tssBlob->blob->data, decBlobSize);
+			memcpy(rawBlob, ASN1_STRING_get0_data(tssBlob->blob), decBlobSize);
 		}
 		else {
 			TSS_BLOB_free(tssBlob);