From: Devansh Patel <[email protected]> This patch applies the upstream OpenSSH 10.4 backport for CVE-2026-59998. 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/8058c5bdb507591b79ec926221fbe6fcc296d432 [2] https://nvd.nist.gov/vuln/detail/CVE-2026-59998 Signed-off-by: Devansh Patel <[email protected]> --- .../openssh/openssh/CVE-2026-59998.patch | 34 +++++++++++++++++++ .../openssh/openssh_9.6p1.bb | 1 + 2 files changed, 35 insertions(+) create mode 100644 meta/recipes-connectivity/openssh/openssh/CVE-2026-59998.patch diff --git a/meta/recipes-connectivity/openssh/openssh/CVE-2026-59998.patch b/meta/recipes-connectivity/openssh/openssh/CVE-2026-59998.patch new file mode 100644 index 0000000000..a9a13aa70e --- /dev/null +++ b/meta/recipes-connectivity/openssh/openssh/CVE-2026-59998.patch @@ -0,0 +1,34 @@ +From f1fd8585548735bcba25faa13073aafb5f8686ca Mon Sep 17 00:00:00 2001 +From: "[email protected]" <[email protected]> +Date: Wed, 24 Jun 2026 06:55:12 +0000 +Subject: [PATCH] upstream: mention a caveat regarding + GSSAPIStrictAcceptorCheck in + +some environments + +CVE: CVE-2026-59998 +Upstream-Status: Backport [https://github.com/openssh/openssh-portable/commit/8058c5bdb507591b79ec926221fbe6fcc296d432] + +Backport Changes: +- Retained the Scarthgap sshd_config.5 OpenBSD revision identifier and + Mdocdate because the 10.4 values do not describe the older manual page. + +OpenBSD-Commit-ID: aa7158d8f22cb34063c1c2d3cbcf30a9489847c2 +(cherry picked from commit 8058c5bdb507591b79ec926221fbe6fcc296d432) +Signed-off-by: Devansh Patel <[email protected]> +--- + sshd_config.5 | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/sshd_config.5 b/sshd_config.5 +index 7e1a56cd0..e1c8dcaa2 100644 +--- a/sshd_config.5 ++++ b/sshd_config.5 +@@ -745,6 +745,7 @@ machine's default store. + This facility is provided to assist with operation on multi homed machines. + The default is + .Cm yes . ++This option may not be effective in Windows Active Directory environments. + .It Cm HostbasedAcceptedAlgorithms + Specifies the signature algorithms that will be accepted for hostbased + authentication as a list of comma-separated patterns. diff --git a/meta/recipes-connectivity/openssh/openssh_9.6p1.bb b/meta/recipes-connectivity/openssh/openssh_9.6p1.bb index 3c706b00ae..256d90e7bd 100644 --- a/meta/recipes-connectivity/openssh/openssh_9.6p1.bb +++ b/meta/recipes-connectivity/openssh/openssh_9.6p1.bb @@ -39,6 +39,7 @@ SRC_URI = "http://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-${PV}.tar file://CVE-2026-35388.patch \ file://CVE-2026-59999.patch \ file://CVE-2026-59997.patch \ + file://CVE-2026-59998.patch \ " SRC_URI[sha256sum] = "910211c07255a8c5ad654391b40ee59800710dd8119dd5362de09385aa7a777c" -- 2.44.4
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