From: Aleš Matěj <amatej@redhat.com>
Date: Fri, 6 Mar 2026 08:25:17 +0000 (+0100)
Subject: map_and: fix writing outside of target map memory
X-Git-Tag: 0.7.36~8^2
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=refs%2Fpull%2F609%2Fhead;p=thirdparty%2Flibsolv.git

map_and: fix writing outside of target map memory

`ti` already points somewhere in the target, depending on the source
size, adding full `t->size` goes out of bounds.
---

diff --git a/src/bitmap.c b/src/bitmap.c
index 2a708342..d482eddc 100644
--- a/src/bitmap.c
+++ b/src/bitmap.c
@@ -69,7 +69,7 @@ map_and(Map *t, const Map *s)
   end = ti + (t->size < s->size ? t->size : s->size);
   while (ti < end)
     *ti++ &= *si++;
-  end = ti + t->size;
+  end = t->map + t->size;
   while (ti < end)
     *ti++ = 0;
 }