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adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2610010047 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Thu, 01 Oct 2026 12:05:29 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-devel/message/130589 strongSwan 4.1.10 through 6.0.7 allows a NULL pointer dereference in the eap-aka plugin. Reference: [https://nvd.nist.gov/vuln/detail/cve-2026-78126] [https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78126).html] [https://security-tracker.debian.org/tracker/CVE-2026-78126] Upstream Patch: [https://download.strongswan.org/security/CVE-2026-78126/] Signed-off-by: Abhishek Bachiphale --- .../strongswan/CVE-2026-78126.patch | 39 +++++++++++++++++++ .../strongswan/strongswan_6.0.6.bb | 1 + 2 files changed, 40 insertions(+) create mode 100644 meta-networking/recipes-support/strongswan/strongswan/CVE-2026-78126.patch diff --git a/meta-networking/recipes-support/strongswan/strongswan/CVE-2026-78126.patch b/meta-networking/recipes-support/strongswan/strongswan/CVE-2026-78126.patch new file mode 100644 index 0000000000..dec546d8ee --- /dev/null +++ b/meta-networking/recipes-support/strongswan/strongswan/CVE-2026-78126.patch @@ -0,0 +1,39 @@ +From 632a7498f834ff07ecf7a3dd604c06f6b89dd768 Mon Sep 17 00:00:00 2001 +From: Tobias Brunner +Date: Thu, 4 Jun 2026 10:00:02 +0200 +Subject: [PATCH] eap-aka: Only accept AKA-Synchronization-Failure if expected + +This fixes a NULL-pointer dereference if the client sends such an error +before the server issued a challenge and allocated this->rand. + +Fixes: 26e246769224 ("ported EAP-AKA branch into trunk") +Fixes: 4735965fc048 ("EAP servers check if the received EAP message was expected") +Fixes: CVE-2026-78126 +CVE: CVE-2026-78126 +Upstream-Status: Backport [https://download.strongswan.org/security/CVE-2026-78126/] +Signed-off-by: Abhishek Bachiphale + +--- + src/libcharon/plugins/eap_aka/eap_aka_server.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/src/libcharon/plugins/eap_aka/eap_aka_server.c b/src/libcharon/plugins/eap_aka/eap_aka_server.c +index 89e51c733bec..1140fea57907 100644 +--- a/src/libcharon/plugins/eap_aka/eap_aka_server.c ++++ b/src/libcharon/plugins/eap_aka/eap_aka_server.c +@@ -505,6 +505,12 @@ static status_t process_synchronize(private_eap_aka_server_t *this, + simaka_attribute_t type; + chunk_t data, auts = chunk_empty; + ++ if (this->pending != AKA_CHALLENGE) ++ { ++ DBG1(DBG_IKE, "received %N, but not expected", ++ simaka_subtype_names, AKA_SYNCHRONIZATION_FAILURE); ++ return FAILED; ++ } + if (this->synchronized) + { + DBG1(DBG_IKE, "received %N, but peer did already resynchronize", +-- +2.43.0 + diff --git a/meta-networking/recipes-support/strongswan/strongswan_6.0.6.bb b/meta-networking/recipes-support/strongswan/strongswan_6.0.6.bb index 4a1e584d84..43be8b287a 100644 --- a/meta-networking/recipes-support/strongswan/strongswan_6.0.6.bb +++ b/meta-networking/recipes-support/strongswan/strongswan_6.0.6.bb @@ -12,6 +12,7 @@ SRC_URI = "https://download.strongswan.org/strongswan-${PV}.tar.bz2 \ file://CVE-2026-47895.patch \ file://CVE-2026-78123.patch \ file://CVE-2026-78124.patch \ + file://CVE-2026-78126.patch \ " SRC_URI[sha256sum] = "07df7cedae56a7f3bb07e66d21a1f9f87e961db70e99184e11d3819413e4f87c"