CVE-2026-52970
Published Jun 24, 2026
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.
EPSS — Exploit Prediction
0.0018
Probability of exploitation
0.08%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Other References
https://git.kernel.org/stable/c/19f94b6fee75b3ef7fbc06f3745b9a771a8a19a4
https://git.kernel.org/stable/c/1dced0725e2fae3ac3416274db20a7ff5a46931d
https://git.kernel.org/stable/c/26ab32ec73941871c97562ee1f39587950dc3b68
https://git.kernel.org/stable/c/2aef1b13d5c0285f340512c6c07eb858fd018fd8
https://git.kernel.org/stable/c/7b96242ceedfe249f158419f3254bcee04173ffe
https://git.kernel.org/stable/c/84c422cea5a45fe56be839f25880f21fd33940cd
https://git.kernel.org/stable/c/cdb9a25dd3416d427e8b2753210f8baf44207577
https://git.kernel.org/stable/c/ecca618e1e339494911090474ed87742c0f73976
Frequently Asked Questions
What is CVE-2026-52970? +
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.
How do I check if I'm vulnerable to CVE-2026-52970? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.