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Make default key sizes configurable in sshd-keygen

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Resolves: RHEL-26454

Signed-off-by: Zoltan Fridrich <zfridric@redhat.com>
This commit is contained in:
Zoltan Fridrich 2024-05-02 16:16:48 +02:00
parent 7fedb4cdc0
commit 01178d1eef
2 changed files with 11 additions and 3 deletions
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2
openssh.spec
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@ -804,6 +804,8 @@ test -f %{sysconfig_anaconda} && \
* Thu May 02 2024 Zoltan Fridrich <zfridric@redhat.com> - 8.7p1-40
- Correctly audit hostname and IP address
Resolves: RHEL-22316
- Make default key sizes configurable in sshd-keygen
Resolves: RHEL-26454
* Wed Apr 24 2024 Dmitry Belyavskiy <dbelyavs@redhat.com> - 8.7p1-39
- Use FIPS-compatible API for key derivation

12
sshd-keygen
View File

@ -9,8 +9,14 @@ case $KEYTYPE in
if [[ -r "$FIPS" && $(cat $FIPS) == "1" ]]; then
exit 0
fi ;;
"rsa") ;; # always ok
"ecdsa") ;;
"rsa")
if [[ ! -z $SSH_RSA_BITS ]]; then
SSH_KEYGEN_OPTIONS="-b $SSH_RSA_BITS"
fi ;; # always ok
"ecdsa")
if [[ ! -z $SSH_ECDSA_BITS ]]; then
SSH_KEYGEN_OPTIONS="-b $SSH_ECDSA_BITS"
fi ;;
*) # wrong argument
exit 12 ;;
esac
@ -25,7 +31,7 @@ fi
rm -f $KEY{,.pub}
# create new keys
if ! $KEYGEN -q -t $KEYTYPE -f $KEY -C '' -N '' >&/dev/null; then
if ! $KEYGEN -q -t $KEYTYPE $SSH_KEYGEN_OPTIONS -f $KEY -C '' -N '' >&/dev/null; then
exit 1
fi