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* [meta-openembedded][master][PATCH] libssh 0.11.3: Fix CVE-2026-3731
@ 2026-03-10 12:14 Deepak Rathore -X (deeratho - E INFOCHIPS PRIVATE LIMITED at Cisco)
  2026-03-10 12:18 ` [oe] " Gyorgy Sarvari
  0 siblings, 1 reply; 4+ messages in thread
From: Deepak Rathore -X (deeratho - E INFOCHIPS PRIVATE LIMITED at Cisco) @ 2026-03-10 12:14 UTC (permalink / raw)
  To: openembedded-devel

From: Deepak Rathore <deeratho@cisco.com>

Upstream Repository: https://git.libssh.org/projects/libssh.git

Bug Details: https://nvd.nist.gov/vuln/detail/CVE-2026-3731
Type: Security Fix
CVE: CVE-2026-3731
Score: 9.8
Patch: https://git.libssh.org/projects/libssh.git/commit/?id=855a0853ad3a

Signed-off-by: Deepak Rathore <deeratho@cisco.com>

diff --git a/meta-oe/recipes-support/libssh/libssh/CVE-2026-3731.patch b/meta-oe/recipes-support/libssh/libssh/CVE-2026-3731.patch
new file mode 100644
index 0000000000..88e6ff1c48
--- /dev/null
+++ b/meta-oe/recipes-support/libssh/libssh/CVE-2026-3731.patch
@@ -0,0 +1,43 @@
+From e46f096ad5294428509077c887233554d62ead0e Mon Sep 17 00:00:00 2001
+From: Jakub Jelen <jjelen@redhat.com>
+Date: Thu, 11 Dec 2025 13:22:44 +0100
+Subject: [PATCH] sftp: Fix out-of-bound read from sftp extensions
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+CVE: CVE-2026-3731
+Upstream-Status: Backport [https://git.libssh.org/projects/libssh.git/commit/?id=855a0853ad3a]
+
+Signed-off-by: Jakub Jelen <jjelen@redhat.com>
+Reviewed-by: Pavol Žáčik <pzacik@redhat.com>
+(cherry picked from commit 855a0853ad3abd4a6cd85ce06fce6d8d4c7a0b60)
+Signed-off-by: Deepak Rathore <deeratho@cisco.com>
+---
+ src/sftp.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/sftp.c b/src/sftp.c
+index 37b4133b..cbcdb066 100644
+--- a/src/sftp.c
++++ b/src/sftp.c
+@@ -583,7 +583,7 @@ const char *sftp_extensions_get_name(sftp_session sftp, unsigned int idx) {
+     return NULL;
+   }
+
+-  if (idx > sftp->ext->count) {
++  if (idx >= sftp->ext->count) {
+     ssh_set_error_invalid(sftp->session);
+     return NULL;
+   }
+@@ -599,7 +599,7 @@ const char *sftp_extensions_get_data(sftp_session sftp, unsigned int idx) {
+     return NULL;
+   }
+
+-  if (idx > sftp->ext->count) {
++  if (idx >= sftp->ext->count) {
+     ssh_set_error_invalid(sftp->session);
+     return NULL;
+   }
+--
+2.51.0
diff --git a/meta-oe/recipes-support/libssh/libssh_0.11.3.bb b/meta-oe/recipes-support/libssh/libssh_0.11.3.bb
index 5928581312..9f66736b29 100644
--- a/meta-oe/recipes-support/libssh/libssh_0.11.3.bb
+++ b/meta-oe/recipes-support/libssh/libssh_0.11.3.bb
@@ -9,6 +9,7 @@ DEPENDS = "zlib openssl"
 SRC_URI = "git://git.libssh.org/projects/libssh.git;protocol=https;branch=stable-0.11;tag=${BPN}-${PV} \
            file://0001-tests-CMakeLists.txt-do-not-search-ssh-sshd-commands.patch \
            file://run-ptest \
+           file://CVE-2026-3731.patch \
           "
 
 SRC_URI:append:toolchain-clang = " file://0001-CompilerChecks.cmake-drop-Wunused-variable-flag.patch"
-- 
2.35.6



^ permalink raw reply related	[flat|nested] 4+ messages in thread
end of thread, other threads:[~2026-03-10 15:17 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-03-10 12:14 [meta-openembedded][master][PATCH] libssh 0.11.3: Fix CVE-2026-3731 Deepak Rathore -X (deeratho - E INFOCHIPS PRIVATE LIMITED at Cisco)
2026-03-10 12:18 ` [oe] " Gyorgy Sarvari
2026-03-10 15:13   ` Deepak Rathore
2026-03-10 15:17     ` [oe] " Gyorgy Sarvari

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