Medium severity5.5NVD Advisory· Published Jun 24, 2026· Updated Sep 8, 2026
CVE-2026-52970
CVE-2026-52970
Description
In the Linux kernel, the following vulnerability has been resolved:
netfilter: nft_ct: fix missing expect put in obj eval
nft_ct_expect_obj_eval() allocates an expectation and may call nf_ct_expect_related(), but never drops its local reference.
Add nf_ct_expect_put(exp) before return to balance allocation.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
20- osv-coords14 versionspkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2016.0pkg:linux/kernelpkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2016.0
< 6.12.0-160000.37.1+ 13 more
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: >= 5.3.0, < 5.10.258
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1.160000.2.19
- (no CPE)range: < 6.12.0-160000.37.1
- (no CPE)range: < 6.12.0-160000.37.1
Patches
Vulnerability mechanics
References
9- git.kernel.org/stable/c/19f94b6fee75b3ef7fbc06f3745b9a771a8a19a4nvdPatch
- git.kernel.org/stable/c/1dced0725e2fae3ac3416274db20a7ff5a46931dnvdPatch
- git.kernel.org/stable/c/26ab32ec73941871c97562ee1f39587950dc3b68nvdPatch
- git.kernel.org/stable/c/2aef1b13d5c0285f340512c6c07eb858fd018fd8nvdPatch
- git.kernel.org/stable/c/7b96242ceedfe249f158419f3254bcee04173ffenvdPatch
- git.kernel.org/stable/c/84c422cea5a45fe56be839f25880f21fd33940cdnvdPatch
- git.kernel.org/stable/c/cdb9a25dd3416d427e8b2753210f8baf44207577nvdPatch
- git.kernel.org/stable/c/ecca618e1e339494911090474ed87742c0f73976nvdPatch
- cert-portal.siemens.com/productcert/html/ssa-019113.htmlnvd
News mentions
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