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@ -1,27 +0,0 @@
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From 9a08a370f68266f92df5a6037bd722041703df27 Mon Sep 17 00:00:00 2001
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From: Jakub Jelen <jjelen@redhat.com>
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Date: Tue, 22 Apr 2025 21:18:44 +0200
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Subject: [PATCH] CVE-2025-5318: sftpserver: Fix possible buffer overrun
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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
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Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
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---
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src/sftpserver.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/sftpserver.c b/src/sftpserver.c
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index 9117f155..b3349e16 100644
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--- a/src/sftpserver.c
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+++ b/src/sftpserver.c
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@@ -538,7 +538,7 @@ void *sftp_handle(sftp_session sftp, ssh_string handle){
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memcpy(&val, ssh_string_data(handle), sizeof(uint32_t));
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- if (val > SFTP_HANDLES) {
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+ if (val >= SFTP_HANDLES) {
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return NULL;
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}
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--
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2.50.1
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@ -1,42 +0,0 @@
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From 155df31305bee839041a04247645ad066ada95ee Mon Sep 17 00:00:00 2001
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From: Jakub Jelen <jjelen@redhat.com>
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Date: Wed, 14 May 2025 14:07:58 +0200
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Subject: [PATCH] CVE-2025-5372 libgcrypto: Simplify error checking and
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handling of return codes in ssh_kdf()
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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
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Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
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---
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src/libcrypto.c | 7 +++++--
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1 file changed, 5 insertions(+), 2 deletions(-)
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diff --git a/src/libcrypto.c b/src/libcrypto.c
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index 3db75df6..88d93862 100644
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--- a/src/libcrypto.c
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+++ b/src/libcrypto.c
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@@ -366,6 +366,7 @@ int ssh_kdf(struct ssh_crypto_struct *crypto,
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int key_type, unsigned char *output,
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size_t requested_len)
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{
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+ int ret = SSH_ERROR;
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EVP_KDF_CTX *ctx = EVP_KDF_CTX_new_id(EVP_KDF_SSHKDF);
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int rc;
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@@ -401,10 +402,12 @@ int ssh_kdf(struct ssh_crypto_struct *crypto,
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goto out;
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}
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+ ret = SSH_OK;
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+
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out:
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EVP_KDF_CTX_free(ctx);
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- if (rc < 0) {
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- return rc;
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+ if (ret < 0) {
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+ return ret;
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}
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return 0;
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}
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--
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2.51.0
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@ -1,6 +1,6 @@
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Name: libssh
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Name: libssh
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Version: 0.9.6
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Version: 0.9.6
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Release: 16%{?dist}
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Release: 14%{?dist}
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Summary: A library implementing the SSH protocol
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Summary: A library implementing the SSH protocol
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License: LGPLv2+
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License: LGPLv2+
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URL: http://www.libssh.org
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URL: http://www.libssh.org
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@ -20,8 +20,6 @@ Patch5: covscan23.patch
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Patch6: CVE-2023-48795.patch
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Patch6: CVE-2023-48795.patch
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Patch7: CVE-2023-6004.patch
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Patch7: CVE-2023-6004.patch
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Patch8: CVE-2023-6918.patch
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Patch8: CVE-2023-6918.patch
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Patch9: CVE-2025-5318.patch
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Patch10: CVE-2025-5372.patch
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BuildRequires: cmake
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BuildRequires: cmake
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BuildRequires: doxygen
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BuildRequires: doxygen
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@ -150,14 +148,6 @@ popd
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%attr(0644,root,root) %config(noreplace) %{_sysconfdir}/libssh/libssh_server.config
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%attr(0644,root,root) %config(noreplace) %{_sysconfdir}/libssh/libssh_server.config
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%changelog
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%changelog
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* Wed Nov 05 2025 Pavol Žáčik <pzacik@redhat.com> - 0.9.6-16
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- Fix CVE-2025-5372
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Resolves: RHEL-121232
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* Tue Sep 30 2025 Pavol Žáčik <pzacik@redhat.com> - 0.9.6-15
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- Fix CVE-2025-5318
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Resolves: RHEL-111724
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* Mon Feb 26 2024 Sahana Prasad <sahana@redhat.com> - 0.9.6-14
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* Mon Feb 26 2024 Sahana Prasad <sahana@redhat.com> - 0.9.6-14
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- Fix CVE-2023-48795 Prefix truncation attack on Binary Packet Protocol (BPP)
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- Fix CVE-2023-48795 Prefix truncation attack on Binary Packet Protocol (BPP)
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- Fix CVE-2023-6918 Missing checks for return values for digests
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- Fix CVE-2023-6918 Missing checks for return values for digests
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