From fd57fc716231c8296d340fdb4c0f6eac176f7f7c Mon Sep 17 00:00:00 2001
From: Florian Festi <ffesti@redhat.com>
Date: Fri, 20 Aug 2021 15:14:16 +0200
Subject: [PATCH] Don't segfault on missing priority tag
Resolves: #1636
Related: #1638
---
lib/rpmtriggers.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/lib/rpmtriggers.c b/lib/rpmtriggers.c
index fc809a65e..d541974e8 100644
--- a/lib/rpmtriggers.c
+++ b/lib/rpmtriggers.c
@@ -517,7 +517,8 @@ rpmRC runFileTriggers(rpmts ts, rpmte te, rpmsenseFlags sense,
if (matchFunc(ts, te, pfx, sense)) {
for (i = 0; i < rpmdbIndexIteratorNumPkgs(ii); i++) {
struct rpmtd_s priorities;
- unsigned int priority;
+ unsigned int priority = 0;
+ unsigned int *priority_ptr;
unsigned int offset = rpmdbIndexIteratorPkgOffset(ii, i);
unsigned int tix = rpmdbIndexIteratorTagNum(ii, i);
@@ -535,7 +536,9 @@ rpmRC runFileTriggers(rpmts ts, rpmte te, rpmsenseFlags sense,
trigH = rpmdbGetHeaderAt(rpmtsGetRdb(ts), offset);
headerGet(trigH, priorityTag, &priorities, HEADERGET_MINMEM);
rpmtdSetIndex(&priorities, tix);
- priority = *rpmtdGetUint32(&priorities);
+ priority_ptr = rpmtdGetUint32(&priorities);
+ if (priority_ptr)
+ priority = *priority_ptr;
headerFree(trigH);
/* Store file trigger in array */
--
2.45.1