CVE-2026-52970
Medium
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedJun 24, 2026
First seenJun 24, 2026
How to fix
Update
- linux linux_kernel5.10.258, 5.15.209, 6.1.175, 6.6.141, 6.12.91, 6.18.33, 7.0.10 or later
Patches
- git.kernel.org/stable/c/19f94b6fee75b3ef7fbc06f3745b9a771a8a19a4
- git.kernel.org/stable/c/1dced0725e2fae3ac3416274db20a7ff5a46931d
- git.kernel.org/stable/c/26ab32ec73941871c97562ee1f39587950dc3b68
- git.kernel.org/stable/c/2aef1b13d5c0285f340512c6c07eb858fd018fd8
- git.kernel.org/stable/c/7b96242ceedfe249f158419f3254bcee04173ffe
- git.kernel.org/stable/c/84c422cea5a45fe56be839f25880f21fd33940cd
- git.kernel.org/stable/c/cdb9a25dd3416d427e8b2753210f8baf44207577
- git.kernel.org/stable/c/ecca618e1e339494911090474ed87742c0f73976
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.3 ≤ v < 5.10.258, 5.11 ≤ v < 5.15.209, 5.16 ≤ v < 6.1.175, 6.2 ≤ v < 6.6.141, 6.7 ≤ v < 6.12.91, 6.13 ≤ v < 6.18.33, 6.19 ≤ v < 7.0.10, 7.1 | 5.10.258, 5.15.209, 6.1.175, 6.6.141, 6.12.91, 6.18.33, 7.0.10 |
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