CVE-2026-52970
Low
No strong exploitation signal.
CVSS base
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS — probability of exploitation (30 days)
0.1%
3.1th percentile
CISA KEV
Not listed
Weakness / dates
—
Published 2026-06-24 · modified 2026-09-08
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | N | None |
| Integrity | N | None |
| Availability | H | High |
Timeline
- 2026-06-24 — Published (NVD)
- 2026-09-08 — Last modified (NVD)
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.
Affected
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
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html