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rpcb_clnt.c: memory leak in destroy_addr (RHEL-11370)

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JIRA: https://issues.redhat.com/browse/RHEL-11370

    commit 89c63bdfd79b1c94384daaaa03a9e3582540f843
    Author: Herb Wartens <wartens2@llnl.gov>
    Date:   Tue Aug 1 10:21:42 2023 -0400

        rpcb_clnt.c: memory leak in destroy_addr

        Null pointers so they are not used again

        Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=2225226
        Signed-off-by: Steve Dickson <steved@redhat.com>

Signed-off-by: Steve Dickson <steved@redhat.com>
Resolves: RHEL-11370
This commit is contained in:
Steve Dickson 2024-03-04 09:38:57 -05:00
parent 869200267c
commit 15e9455ea6
2 changed files with 56 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

48
libtirpc-1.1.4-null-ptrs-not-reused.patch Normal file
View File

@ -0,0 +1,48 @@
commit 89c63bdfd79b1c94384daaaa03a9e3582540f843
Author: Herb Wartens <wartens2@llnl.gov>
Date: Tue Aug 1 10:21:42 2023 -0400
rpcb_clnt.c: memory leak in destroy_addr
Null pointers so they are not used again
Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=2225226
Signed-off-by: Steve Dickson <steved@redhat.com>
diff --git a/src/rpcb_clnt.c b/src/rpcb_clnt.c
index d178d86..c0a9e12 100644
--- a/src/rpcb_clnt.c
+++ b/src/rpcb_clnt.c
@@ -104,17 +104,27 @@ destroy_addr(addr)
{
if (addr == NULL)
return;
- if(addr->ac_host != NULL)
+ if (addr->ac_host != NULL) {
free(addr->ac_host);
- if(addr->ac_netid != NULL)
+ addr->ac_host = NULL;
+ }
+ if (addr->ac_netid != NULL) {
free(addr->ac_netid);
- if(addr->ac_uaddr != NULL)
+ addr->ac_netid = NULL;
+ }
+ if (addr->ac_uaddr != NULL) {
free(addr->ac_uaddr);
- if(addr->ac_taddr != NULL) {
- if(addr->ac_taddr->buf != NULL)
+ addr->ac_uaddr = NULL;
+ }
+ if (addr->ac_taddr != NULL) {
+ if(addr->ac_taddr->buf != NULL) {
free(addr->ac_taddr->buf);
+ addr->ac_taddr->buf = NULL;
+ }
+ addr->ac_taddr = NULL;
}
free(addr);
+ addr = NULL;
}
/*

8
libtirpc.spec
View File

@ -47,6 +47,11 @@ Patch008: libtirpc-1.1.4-v2proto-mech.patch
# bz 2112116 # bz 2112116
Patch009: libtirpc-1.1.4-multithr-cleanup.patch Patch009: libtirpc-1.1.4-multithr-cleanup.patch
#
# RHEL 8.10
#
Patch010: libtirpc-1.1.4-null-ptrs-not-reused.patch
BuildRequires: automake, autoconf, libtool, pkgconfig BuildRequires: automake, autoconf, libtool, pkgconfig
BuildRequires: krb5-devel BuildRequires: krb5-devel
@ -166,6 +171,9 @@ mv %{buildroot}%{_mandir}/man3 %{buildroot}%{_mandir}/man3t
%{_mandir}/*/* %{_mandir}/*/*
%changelog %changelog
* Mon Mar 4 2024 Steve Dickson <steved@redhat.com> 1.1.4-9
- Null pointers so they are not used again (RHEL-11370)
* Wed Aug 3 2022 Steve Dickson <steved@redhat.com> 1.1.4-8 * Wed Aug 3 2022 Steve Dickson <steved@redhat.com> 1.1.4-8
- rpcb_clnt.c add mechanism to try v2 protocol first (bz 2107650) - rpcb_clnt.c add mechanism to try v2 protocol first (bz 2107650)
- Multithreaded cleanup (bz 2112116) - Multithreaded cleanup (bz 2112116)