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From: Richard Lewis <richard.lewis.debian@googlemail.com>
Date: Mon, 20 Feb 2023 23:55:16 +0000
Subject: chkrootkit: chk_date
Redirect output of grep to /dev/null
Forwarded: yes
(Forwarded by email: 21 Dec 2024)
---
chkrootkit | 19 +++++++++++--------
1 file changed, 11 insertions(+), 8 deletions(-)
diff --git a/chkrootkit b/chkrootkit
index 6b1d1af..5707890 100755
--- a/chkrootkit
+++ b/chkrootkit
@@ -2074,32 +2074,35 @@ chk_rpcinfo () {
chk_date () {
STATUS=${NOT_INFECTED}
S_L="/bin/.*sh"
- CMD=`loc date date $pth`
+ CMD=$(loc date date "$pth")
+ if [ "${?}" -ne 0 ]; then
+ return "${NOT_FOUND}"
+ fi
if [ "${EXPERT}" = "t" ]; then
expertmode_output "${strings} -a ${CMD}"
expertmode_output "${ls} -l ${CMD}"
return 5
fi
- [ "${SYSTEM}" = "FreeBSD" -a `echo $V | ${awk} '{ if ($1 > 4.9) print 1; else print 0 }'` -eq 1 ] &&
+ [ "${SYSTEM}" = "FreeBSD" -a "$(echo "$V" | "${awk}" '{ if ($1 > 4.9) print 1; else print 0 }')" -eq 1 ] &&
{
- N=`${strings} -a ${CMD} | ${egrep} "${GENERIC_ROOTKIT_LABEL}" | \
- ${egrep} -c "$S_L"`
- if [ ${N} -ne 2 -a ${N} -ne 0 ]; then
+ N=$("${strings}" -a "${CMD}" | ${egrep} "${GENERIC_ROOTKIT_LABEL}" | \
+ ${egrep} -c "$S_L")
+ if [ "${N}" -ne 2 -a "${N}" -ne 0 ]; then
STATUS=${INFECTED}
fi
} ||
{
- if ${strings} -a ${CMD} | ${egrep} "${GENERIC_ROOTKIT_LABEL}" 2>&1
+ if "${strings}" -a "${CMD}" | ${egrep} "${GENERIC_ROOTKIT_LABEL}" > /dev/null 2>&1
then
STATUS=${INFECTED}
fi
}
- if ${ls} -l ${CMD} | ${egrep} "^...s" > /dev/null 2>&1
+ if "${ls}" -l "${CMD}" | ${egrep} "^...s" > /dev/null 2>&1
then
STATUS=${INFECTED}
fi
- return ${STATUS}
+ return "${STATUS}"
}
chk_echo () {
|
