What the developer wrote
Authored by fanquake
depends: systemtap 5.3
The diff in the copied header is:
```diff
< #if __STDC_VERSION__ >= 199901L
---
> #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
```
From
https://sourceware.org/git/?p=systemtap.git;a=commit;h=b8345d8e07b725a943a97b19aa4866e74baadd98.
What changed, and why it matters
This commit updates the systemtap dependency used in Bitcoin Core's build system from version 4.8 to 5.3. Systemtap is a developer/tracing tool, not part of the live Bitcoin network code. The change is a routine dependency bump with a small upstream patch that fixes a C header macro check to avoid compiler warnings/errors. There is no indication this fixes a security vulnerability in Bitcoin Core itself.
No security action required. Treat as routine maintenance. Verify the SHA-256 hash matches the published systemtap 5.3 release tarball if performing a source audit.
Security signals we found
Dependency version bump for build-time tracing tool (systemtap)
Upstream patch is a defensive preprocessor guard, not a vulnerability fix
No vendor or upstream security advisory referenced
No CVE or security attribution present
Evidence from the diff
The commit bumps the depends package systemtap from 4.8 to 5.3 in depends/packages/systemtap.mk, updating the version, download URL, and SHA-256 hash. The existing patch remove_SDT_ASM_SECTION_AUTOGROUP_SUPPORT_check.patch is retained. The commit message references an upstream systemtap commit (b8345d8e07b725a943a97b19aa4866e74baadd98) whose diff changes a preprocessor check from #if __STDC_VERSION__ >= 199901L to #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L. This is a correctness/portability fix for compilers that do not define STDC_VERSION, not a security patch for Bitcoin Core.
Changed components
depends/packages/systemtap.mkbuild-time dependency: systemtapInspect captured patch +2 / −2
diff --git a/depends/packages/systemtap.mk b/depends/packages/systemtap.mk
index c912e18c..668099b0 100644
--- a/depends/packages/systemtap.mk
+++ b/depends/packages/systemtap.mk
@@ -1,8 +1,8 @@
package=systemtap
-$(package)_version=4.8
+$(package)_version=5.3
$(package)_download_path=https://sourceware.org/ftp/systemtap/releases/
$(package)_file_name=$(package)-$($(package)_version).tar.gz
-$(package)_sha256_hash=cbd50a4eba5b261394dc454c12448ddec73e55e6742fda7f508f9fbc1331c223
+$(package)_sha256_hash=966a360fb73a4b65a8d0b51b389577b3c4f92a327e84aae58682103e8c65a69a
$(package)_patches=remove_SDT_ASM_SECTION_AUTOGROUP_SUPPORT_check.patch
define $(package)_preprocess_cmds
Why this scored 18/100
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