From: Devansh Patel <[email protected]> This patch applies the upstream OpenSSH 10.4 backport for CVE-2026-60001. The upstream fix commit is referenced in [1], and the public CVE advisory is referenced in [2].
[1] https://github.com/openssh/openssh-portable/commit/d43ba60c91cb323ca921049b7d43b1908c318454 [2] https://nvd.nist.gov/vuln/detail/CVE-2026-60001 Signed-off-by: Devansh Patel <[email protected]> Signed-off-by: Yoann Congal <[email protected]> --- .../openssh/openssh/CVE-2026-60001.patch | 130 ++++++++++++++++++ .../openssh/openssh_9.6p1.bb | 1 + 2 files changed, 131 insertions(+) create mode 100644 meta/recipes-connectivity/openssh/openssh/CVE-2026-60001.patch diff --git a/meta/recipes-connectivity/openssh/openssh/CVE-2026-60001.patch b/meta/recipes-connectivity/openssh/openssh/CVE-2026-60001.patch new file mode 100644 index 00000000000..ff1d14c7c9b --- /dev/null +++ b/meta/recipes-connectivity/openssh/openssh/CVE-2026-60001.patch @@ -0,0 +1,130 @@ +From ef41798b35a53757f8aa08ad14ee1463b0fe9b15 Mon Sep 17 00:00:00 2001 +From: "[email protected]" <[email protected]> +Date: Mon, 6 Jul 2026 07:44:48 +0000 +Subject: [PATCH] upstream: Fix cases in GSSAPI and keyboard-interactive + +authentication where the minimum per-attempt delay was not being enforced. + +Reported by Orange Cyberdefense Vulnerability Team + +CVE: CVE-2026-60001 +Upstream-Status: Backport [https://github.com/openssh/openssh-portable/commit/d43ba60c91cb323ca921049b7d43b1908c318454] + +Backport Changes: +- Kept Scarthgap's PRIVSEP(ssh_gssapi_userok()) interface and GSSAPI + display-name recording while adding the upstream failure-delay calls; + mm_ssh_gssapi_userok() belongs to the later split-sshd architecture. +- Retained the Scarthgap OpenBSD revision identifiers in auth.h, + auth2-chall.c, auth2-gss.c, and auth2.c. + +OpenBSD-Commit-ID: c40bd35cc2428fcaccad7a141703c28baa6da01e +(cherry picked from commit d43ba60c91cb323ca921049b7d43b1908c318454) +Signed-off-by: Devansh Patel <[email protected]> +--- + auth.h | 1 + + auth2-chall.c | 4 ++++ + auth2-gss.c | 7 +++++++ + auth2.c | 10 ++++++++-- + 4 files changed, 20 insertions(+), 2 deletions(-) + +diff --git a/auth.h b/auth.h +index 6d2d39762..9ad4898c5 100644 +--- a/auth.h ++++ b/auth.h +@@ -173,6 +173,7 @@ void auth_log(struct ssh *, int, int, const char *, const char *); + void auth_maxtries_exceeded(struct ssh *) __attribute__((noreturn)); + void userauth_finish(struct ssh *, int, const char *, const char *); + int auth_root_allowed(struct ssh *, const char *); ++void auth_failure_delay(Authctxt *, double); + + char *auth2_read_banner(void); + int auth2_methods_valid(const char *, int); +diff --git a/auth2-chall.c b/auth2-chall.c +index 021df8291..20e70d222 100644 +--- a/auth2-chall.c ++++ b/auth2-chall.c +@@ -296,6 +296,7 @@ input_userauth_info_response(int type, u_int32_t seq, struct ssh *ssh) + u_int i, nresp; + const char *devicename = NULL; + char **response = NULL; ++ double tstart = monotime_double(); + + if (authctxt == NULL) + fatal_f("no authctxt"); +@@ -354,6 +355,9 @@ input_userauth_info_response(int type, u_int32_t seq, struct ssh *ssh) + auth2_challenge_start(ssh); + } + } ++ ++ if (!authenticated) ++ auth_failure_delay(authctxt, tstart); + userauth_finish(ssh, authenticated, "keyboard-interactive", + devicename); + return 0; +diff --git a/auth2-gss.c b/auth2-gss.c +index f72a38998..195578bcf 100644 +--- a/auth2-gss.c ++++ b/auth2-gss.c +@@ -255,6 +255,7 @@ input_gssapi_exchange_complete(int type, u_int32_t plen, struct ssh *ssh) + Authctxt *authctxt = ssh->authctxt; + int r, authenticated; + const char *displayname; ++ double tstart = monotime_double(); + + if (authctxt == NULL || (authctxt->methoddata == NULL && !use_privsep)) + fatal("No authentication or GSSAPI context"); +@@ -268,6 +269,8 @@ input_gssapi_exchange_complete(int type, u_int32_t plen, struct ssh *ssh) + fatal_fr(r, "parse packet"); + + authenticated = PRIVSEP(ssh_gssapi_userok(authctxt->user)); ++ if (!authenticated) ++ auth_failure_delay(authctxt, tstart); + + if ((!use_privsep || mm_is_monitor()) && + (displayname = ssh_gssapi_displayname()) != NULL) +@@ -293,6 +296,7 @@ input_gssapi_mic(int type, u_int32_t plen, struct ssh *ssh) + const char *displayname; + u_char *p; + size_t len; ++ double tstart = monotime_double(); + + if (authctxt == NULL || (authctxt->methoddata == NULL && !use_privsep)) + fatal("No authentication or GSSAPI context"); +@@ -320,6 +324,9 @@ input_gssapi_mic(int type, u_int32_t plen, struct ssh *ssh) + sshbuf_free(b); + free(mic.value); + ++ if (!authenticated) ++ auth_failure_delay(authctxt, tstart); ++ + if ((!use_privsep || mm_is_monitor()) && + (displayname = ssh_gssapi_displayname()) != NULL) + auth2_record_info(authctxt, "%s", displayname); +diff --git a/auth2.c b/auth2.c +index 271789a77..18077d625 100644 +--- a/auth2.c ++++ b/auth2.c +@@ -265,6 +265,12 @@ ensure_minimum_time_since(double start, double seconds) + nanosleep(&ts, NULL); + } + ++void ++auth_failure_delay(Authctxt *authctxt, double tstart) ++{ ++ ensure_minimum_time_since(tstart, user_specific_delay(authctxt->user)); ++} ++ + static int + input_userauth_request(int type, u_int32_t seq, struct ssh *ssh) + { +@@ -348,8 +354,8 @@ input_userauth_request(int type, u_int32_t seq, struct ssh *ssh) + authenticated = m->userauth(ssh, method); + } + if (!authctxt->authenticated && strcmp(method, "none") != 0) +- ensure_minimum_time_since(tstart, +- user_specific_delay(authctxt->user)); ++ auth_failure_delay(authctxt, tstart); ++ + userauth_finish(ssh, authenticated, method, NULL); + r = 0; + out: diff --git a/meta/recipes-connectivity/openssh/openssh_9.6p1.bb b/meta/recipes-connectivity/openssh/openssh_9.6p1.bb index 37f4dc20dd9..0d9d33c4597 100644 --- a/meta/recipes-connectivity/openssh/openssh_9.6p1.bb +++ b/meta/recipes-connectivity/openssh/openssh_9.6p1.bb @@ -41,6 +41,7 @@ SRC_URI = "http://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-${PV}.tar file://CVE-2026-59997.patch \ file://CVE-2026-59996.patch \ file://CVE-2026-59995.patch \ + file://CVE-2026-60001.patch \ " SRC_URI[sha256sum] = "910211c07255a8c5ad654391b40ee59800710dd8119dd5362de09385aa7a777c"
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