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Resolves: RHEL-31932 - Addressing findings from static application security testing

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This commit is contained in:
Michal Ruprich 2024-05-09 09:47:12 +02:00
parent 9db558266a
commit 771b15ff8e
2 changed files with 193 additions and 1 deletions
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187
net-tools-sast-findings.patch Normal file
View File

@ -0,0 +1,187 @@
diff --git a/netstat.c b/netstat.c
index d04f0ff..17f680a 100644
--- a/netstat.c
+++ b/netstat.c
@@ -359,7 +359,7 @@ static int extract_type_1_socket_inode(const char lname[], unsigned long * inode
if (lname[strlen(lname)-1] != ']') return(-1);
{
- char inode_str[strlen(lname + 1)]; /* e.g. "12345" */
+ char inode_str[strlen(lname) + 1]; /* e.g. "12345" */
const int inode_str_len = strlen(lname) - PRG_SOCKET_PFXl - 1;
char *serr;
diff --git a/lib/ipx_gr.c b/lib/ipx_gr.c
index 2fa717c..fe9dd13 100644
--- a/lib/ipx_gr.c
+++ b/lib/ipx_gr.c
@@ -57,6 +57,7 @@ int IPX_rprint(int options)
if ((ap = get_afntype(AF_IPX)) == NULL) {
EINTERN("lib/ipx_rt.c", "AF_IPX missing");
+ fclose(fp);
return (-1);
}
diff --git a/lib/unix.c b/lib/unix.c
index 8e5dbd1..47a93e6 100644
--- a/lib/unix.c
+++ b/lib/unix.c
@@ -39,7 +39,7 @@ static const char *UNSPEC_print(const char *ptr)
unsigned int i;
pos = buff;
- for (i = 0; i < sizeof(struct sockaddr); i++) {
+ for (i = 0; i < sizeof(struct sockaddr) - 1; i++) {
pos += sprintf(pos, "%02X-", (*ptr++ & 0377));
}
buff[strlen(buff) - 1] = '\0';
diff --git a/lib/netrom.c b/lib/netrom.c
index 6bcde2d..f76811a 100644
--- a/lib/netrom.c
+++ b/lib/netrom.c
@@ -75,7 +75,7 @@ static const char *NETROM_sprint(const struct sockaddr_storage *sasp, int numeri
{
const struct sockaddr_ax25 *ax25_sap = (const struct sockaddr_ax25 *)sasp;
const struct sockaddr *sap = (const struct sockaddr *)sasp;
- char buf[64];
+ static char buf[64];
if (sap->sa_family == 0xFFFF || sap->sa_family == 0)
return safe_strncpy(buf, _("[NONE SET]"), sizeof(buf));
return NETROM_print(ax25_sap->sax25_call.ax25_call);
diff --git a/lib/masq_info.c b/lib/masq_info.c
index cbfb2be..4224fe1 100644
--- a/lib/masq_info.c
+++ b/lib/masq_info.c
@@ -105,7 +105,7 @@ static int read_masqinfo(FILE * f, struct masq *mslist, int nmslist)
for (nread = 0; nread < nmslist; nread++) {
ms = &mslist[nread];
if (has_pdelta) {
- if ((n = fscanf(f, " %s %"PRIx32":%hX %"PRIx32":%hX %hX %lX %hd %hd %lu",
+ if ((n = fscanf(f, " %255s %"PRIx32":%hX %"PRIx32":%hX %hX %lX %hd %hd %lu",
buf,
&src_addr, &ms->sport,
&dst_addr, &ms->dport,
@@ -115,7 +115,7 @@ static int read_masqinfo(FILE * f, struct masq *mslist, int nmslist)
memcpy(&ms->src.sin_addr.s_addr, &src_addr, 4);
memcpy(&ms->dst.sin_addr.s_addr, &dst_addr, 4);
} else {
- if ((n = fscanf(f, " %s %"PRIx32":%hX %"PRIx32":%hX %hX %lX %hd %lu",
+ if ((n = fscanf(f, " %255s %"PRIx32":%hX %"PRIx32":%hX %hX %lX %hd %lu",
buf,
&src_addr, &ms->sport,
&dst_addr, &ms->dport,
diff --git a/statistics.c b/statistics.c
index 0b5a6f3..469c82e 100644
--- a/statistics.c
+++ b/statistics.c
@@ -571,8 +571,11 @@ int parsesnmp(int flag_raw, int flag_tcp, int flag_udp, int flag_sctp)
if (ferror(f)) {
perror("/proc/net/sctp/snmp");
fclose(f);
+ return(1);
}
}
+
+ fclose(f);
return(0);
}
diff --git a/ifconfig.c b/ifconfig.c
index 2b8cbbb..9a64f9a 100644
--- a/ifconfig.c
+++ b/ifconfig.c
@@ -964,12 +964,15 @@ int main(int argc, char **argv)
exit(1);
}
if (ap->input(0, host, &_sa) < 0) {
- if (ap->herror)
- ap->herror(host);
- else
- fprintf(stderr,_("ifconfig: error resolving '%s' to set address for af=%s\n"), host, ap->name); fprintf(stderr,
- _("ifconfig: `--help' gives usage information.\n")); exit(1);
+ if (ap->herror)
+ ap->herror(host);
+ else
+ fprintf(stderr,_("ifconfig: error resolving '%s' to set address for af=%s\n"), host, ap->name);
+
+ fprintf(stderr, _("ifconfig: `--help' gives usage information.\n"));
+ exit(1);
}
+
memcpy(&ifr.ifr_addr, sa, sizeof(struct sockaddr));
{
int r = 0; /* to shut gcc up */
diff --git a/lib/netrom_gr.c b/lib/netrom_gr.c
index ec82fe8..bd532fb 100644
--- a/lib/netrom_gr.c
+++ b/lib/netrom_gr.c
@@ -43,8 +43,14 @@ int NETROM_rprint(int options)
if (!f2) perror(_PATH_PROCNET_NR_NEIGH);
if (f1 == NULL || f2 == NULL) {
- printf(_("NET/ROM not configured in this system.\n"));
- return 1;
+ printf(_("NET/ROM not configured in this system.\n"));
+ if (f1)
+ fclose(f1);
+
+ if (f2)
+ fclose(f2);
+
+ return 1;
}
printf(_("Kernel NET/ROM routing table\n"));
printf(_("Destination Mnemonic Quality Neighbour Iface\n"));
diff --git a/lib/inet_gr.c b/lib/inet_gr.c
index b172d65..5dcab82 100644
--- a/lib/inet_gr.c
+++ b/lib/inet_gr.c
@@ -289,27 +289,28 @@ int rprint_cache(int ext, int numeric)
if (format == 2) {
if (ext >= 3)
- printf(_("Source Destination Gateway "
- "Flags Metric Ref Use Iface "
- "MSS Window irtt TOS HHRef HHUptod SpecDst\n"));
- fmt = proc_gen_fmt(_PATH_PROCNET_RTCACHE, 0, fp,
- "Iface", "%15s",
- "Destination", "%127s",
- "Gateway", "%127s",
- "Flags", "%X",
- "RefCnt", "%d",
- "Use", "%d",
- "Metric", "%d",
- "Source", "%127s",
- "MTU", "%d",
- "Window", "%d",
- "IRTT", "%d",
- "TOS", "%d",
- "HHRef", "%d",
- "HHUptod", "%d",
- "SpecDst", "%127s",
- NULL);
- /* "%15s %127s %127s %X %d %d %d %127s %d %d %d %d %d %127s\n" */
+ printf(_("Source Destination Gateway "
+ "Flags Metric Ref Use Iface "
+ "MSS Window irtt TOS HHRef HHUptod SpecDst\n"));
+
+ fmt = proc_gen_fmt(_PATH_PROCNET_RTCACHE, 0, fp,
+ "Iface", "%15s",
+ "Destination", "%127s",
+ "Gateway", "%127s",
+ "Flags", "%X",
+ "RefCnt", "%d",
+ "Use", "%d",
+ "Metric", "%d",
+ "Source", "%127s",
+ "MTU", "%d",
+ "Window", "%d",
+ "IRTT", "%d",
+ "TOS", "%d",
+ "HHRef", "%d",
+ "HHUptod", "%d",
+ "SpecDst", "%127s",
+ NULL);
+ /* "%15s %127s %127s %X %d %d %d %127s %d %d %d %d %d %127s\n" */
}

7
net-tools.spec
View File

@ -3,7 +3,7 @@
Summary: Basic networking tools
Name: net-tools
Version: 2.0
Release: 0.62.%{checkout}%{?dist}
Release: 0.63.%{checkout}%{?dist}
License: GPLv2+
URL: http://sourceforge.net/projects/net-tools/
@ -38,6 +38,7 @@ Patch23: net-tools-interface-name-len.patch
Patch24: net-tools-correct-exit-code.patch
Patch25: net-tools-spelling-error.patch
Patch26: net-tools-route-inet6-output.patch
Patch27: net-tools-sast-findings.patch
BuildRequires: make
BuildRequires: bluez-libs-devel
@ -74,6 +75,7 @@ cp %SOURCE8 ./man/en_US
%patch24 -p1 -b .exit-codes
%patch25 -p1 -b .spelling
%patch26 -p1 -b .route-inet6
%patch27 -p1 -b .sast
touch ./config.h
@ -146,6 +148,9 @@ install -D -p -m 644 %{SOURCE9} %{buildroot}%{_unitdir}/arp-ethers.service
%attr(0644,root,root) %{_unitdir}/arp-ethers.service
%changelog
* Thu May 09 2024 Michal Ruprich <mruprich@redhat.com> - 2.0-0.63.20160912git
- Resolves: RHEL-31932 - Addressing findings from static application security testing
* Mon Aug 09 2021 Mohan Boddu <mboddu@redhat.com> - 2.0-0.62.20160912git
- Rebuilt for IMA sigs, glibc 2.34, aarch64 flags
Related: rhbz#1991688