Increase MAX_NAME to 16384

Resolves: RHEL-93724

man-db-2.9.3-Increase-MAX_NAME-to-16384.patch

@@ -0,0 +1,28 @@
+From a3bae4291bc31053df61c47129cd60fd764e4458 Mon Sep 17 00:00:00 2001
+From: Lukas Javorsky <ljavorsk@redhat.com>
+Date: Tue, 27 May 2025 13:08:27 +0000
+Subject: [PATCH] Increase MAX_NAME to 16384
+
+Since some manual pages with NAME sections exceeding 8192 bytes have
+been observed in the wild (Debian bug #1102453), increase MAX_NAME to
+16384.
+---
+ src/lexgrog.l | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/lexgrog.l b/src/lexgrog.l
+index c4e3caf..bd10bc1 100644
+--- a/src/lexgrog.l
++++ b/src/lexgrog.l
+@@ -65,7 +65,7 @@
+ #include "manconv_client.h"
+ 
+ #define YY_READ_BUF_SIZE	1024
+-#define MAX_NAME		8192
++#define MAX_NAME		16384
+ 
+ #define ARRAY_SIZE(array) (sizeof (array) / sizeof ((array)[0]))
+ 
+-- 
+2.49.0
+

man-db.spec

@@ -4,7 +4,7 @@
 Summary: Tools for searching and reading man pages
 Name: man-db
 Version: 2.9.3
-Release: 7%{?dist}
+Release: 8%{?dist}
 # GPLv2+ .. man-db
 # GPLv3+ .. gnulib
 License: GPLv2+ and GPLv3+
@@ -27,6 +27,9 @@ Patch2: man-db-2.9.1-snap.patch
 # fix important Covscan defects
 Patch3: man-db-2.9.3-coverity.patch
 
+# Inspired by upstream patch: https://gitlab.com/man-db/man-db/-/commit/2da9562c194d520d38978f66bde7ef25d863d8a5
+Patch4: man-db-2.9.3-Increase-MAX_NAME-to-16384.patch
+
 Obsoletes: man < 2.0
 Provides: man = %{version}
 Provides: man-pages-reader = %{version}
@@ -235,6 +238,10 @@ fi
 %config(noreplace) %{_sysconfdir}/cron.daily/man-db.cron
 
 %changelog
+* Tue May 27 2025 Lukas Javorsky <ljavorsk@redhat.com> - 2.9.3-8
+- Increase MAX_NAME to 16384
+- Resolves: RHEL-93724
+
 * Mon Sep 19 2022 Lukas Javorsky <ljavorsk@redhat.com> - 2.9.3-7
 - Rebuild for man-db-cron compose change.
   Changing from buildroot to Appstream compose.