CVE-2026-52970
MEDIUM severity · CVSS 5.5
5.5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/19f94b6fee75b3ef7fbc06f3745b9a771a8a19a4 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/19f94b6fee75b3ef7fbc06f3745b9a771a8a19a4Patch
- https://git.kernel.org/stable/c/1dced0725e2fae3ac3416274db20a7ff5a46931dPatch
- https://git.kernel.org/stable/c/26ab32ec73941871c97562ee1f39587950dc3b68Patch
- https://git.kernel.org/stable/c/2aef1b13d5c0285f340512c6c07eb858fd018fd8Patch
- https://git.kernel.org/stable/c/7b96242ceedfe249f158419f3254bcee04173ffePatch
- https://git.kernel.org/stable/c/84c422cea5a45fe56be839f25880f21fd33940cdPatch
- https://git.kernel.org/stable/c/cdb9a25dd3416d427e8b2753210f8baf44207577Patch
- https://git.kernel.org/stable/c/ecca618e1e339494911090474ed87742c0f73976Patch