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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
857b46027d6f91150797295752581b7155b9d0e1 affected < cdb9a25dd3416d427e8b2753210f8baf44207577
857b46027d6f91150797295752581b7155b9d0e1 affected < 26ab32ec73941871c97562ee1f39587950dc3b68
857b46027d6f91150797295752581b7155b9d0e1 affected < 7b96242ceedfe249f158419f3254bcee04173ffe
857b46027d6f91150797295752581b7155b9d0e1 affected < ecca618e1e339494911090474ed87742c0f73976
857b46027d6f91150797295752581b7155b9d0e1 affected < 2aef1b13d5c0285f340512c6c07eb858fd018fd8
857b46027d6f91150797295752581b7155b9d0e1 affected < 1dced0725e2fae3ac3416274db20a7ff5a46931d
857b46027d6f91150797295752581b7155b9d0e1 affected < 84c422cea5a45fe56be839f25880f21fd33940cd
857b46027d6f91150797295752581b7155b9d0e1 affected < 19f94b6fee75b3ef7fbc06f3745b9a771a8a19a4
Linux Linux affected
Version Status Constraints
5.3 affected —
0 unaffected < 5.3
5.10.258 unaffected ≤ 5.10.*
5.15.209 unaffected ≤ 5.15.*
6.1.175 unaffected ≤ 6.1.*
6.6.141 unaffected ≤ 6.6.*
6.12.91 unaffected ≤ 6.12.*
6.18.33 unaffected ≤ 6.18.*
7.0.10 unaffected ≤ 7.0.*
7.1 unaffected ≤ *

No data.

No data.

No data.

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Solution

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Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/19f94b6fee75b3ef7fbc06f3745b9a771a8a19a4 cve-icon
https://git.kernel.org/stable/c/1dced0725e2fae3ac3416274db20a7ff5a46931d cve-icon
https://git.kernel.org/stable/c/26ab32ec73941871c97562ee1f39587950dc3b68 cve-icon
https://git.kernel.org/stable/c/2aef1b13d5c0285f340512c6c07eb858fd018fd8 cve-icon
https://git.kernel.org/stable/c/7b96242ceedfe249f158419f3254bcee04173ffe cve-icon
https://git.kernel.org/stable/c/84c422cea5a45fe56be839f25880f21fd33940cd cve-icon
https://git.kernel.org/stable/c/cdb9a25dd3416d427e8b2753210f8baf44207577 cve-icon
https://git.kernel.org/stable/c/ecca618e1e339494911090474ed87742c0f73976 cve-icon
History

Wed, 24 Jun 2026 17:15:00 +0000

Type Values Removed Values Added
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.
Title netfilter: nft_ct: fix missing expect put in obj eval
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-06-24T16:28:48.882Z

Reserved: 2026-06-09T07:44:35.375Z

Link: CVE-2026-52970

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.