Vulnerability-Lookup

FKIE_CVE-2026-43028

Vulnerability from fkie_nvd - Published: 2026-05-01 15:16 - Updated: 2026-05-08 18:30

Severity

7.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: netfilter: x_tables: ensure names are nul-terminated Reject names that lack a \0 character before feeding them to functions that expect c-strings. Fixes tag is the most recent commit that needs this change.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/673bbd36cba21d10a10f0932f479df7468e26fbb	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/73124608172890306b85f2206d8b3cac20e324f1	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/a958a4f90ddd7de0800b33ca9d7b886b7d40f74e	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/aa6cd4a8863391e0a64f62d8922cb0af732a2cf2	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/bcac50ea0a29d430eedc5ac87b215393b567baa9	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/c2d4a3abb15ca14716c6d8b9ffcbcd7c63626af4	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/ea01c1b219f5a11c66918abaa6f052e5a74041d6	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/f419bdc205894750f4d3ec042bc87a1b9cde1351	Patch

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	7.0
linux	linux_kernel	7.0
linux	linux_kernel	7.0
linux	linux_kernel	7.0
linux	linux_kernel	7.0
linux	linux_kernel	7.0

JSON

To clipboard

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CVE-2026-43028 (GCVE-0-2026-43028)

Vulnerability from cvelistv5 – Published: 2026-05-01 14:15 – Updated: 2026-05-11 22:16

Title

netfilter: x_tables: ensure names are nul-terminated

Summary

Severity

7.1 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Assigner

Linux

References

8 references

URL	Tags
https://git.kernel.org/stable/c/bcac50ea0a29d430e…
https://git.kernel.org/stable/c/ea01c1b219f5a11c6…
https://git.kernel.org/stable/c/aa6cd4a8863391e0a…
https://git.kernel.org/stable/c/c2d4a3abb15ca1471…
https://git.kernel.org/stable/c/673bbd36cba21d10a…
https://git.kernel.org/stable/c/f419bdc205894750f…
https://git.kernel.org/stable/c/73124608172890306…
https://git.kernel.org/stable/c/a958a4f90ddd7de08…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: c38c4597e4bf3e99860eac98211748e1ecb0e139 , < bcac50ea0a29d430eedc5ac87b215393b567baa9 (git) Affected: c38c4597e4bf3e99860eac98211748e1ecb0e139 , < ea01c1b219f5a11c66918abaa6f052e5a74041d6 (git) Affected: c38c4597e4bf3e99860eac98211748e1ecb0e139 , < aa6cd4a8863391e0a64f62d8922cb0af732a2cf2 (git) Affected: c38c4597e4bf3e99860eac98211748e1ecb0e139 , < c2d4a3abb15ca14716c6d8b9ffcbcd7c63626af4 (git) Affected: c38c4597e4bf3e99860eac98211748e1ecb0e139 , < 673bbd36cba21d10a10f0932f479df7468e26fbb (git) Affected: c38c4597e4bf3e99860eac98211748e1ecb0e139 , < f419bdc205894750f4d3ec042bc87a1b9cde1351 (git) Affected: c38c4597e4bf3e99860eac98211748e1ecb0e139 , < 73124608172890306b85f2206d8b3cac20e324f1 (git) Affected: c38c4597e4bf3e99860eac98211748e1ecb0e139 , < a958a4f90ddd7de0800b33ca9d7b886b7d40f74e (git)
Linux	Linux	Affected: 4.5 Unaffected: 0 , < 4.5 (semver) Unaffected: 5.10.253 , ≤ 5.10.* (semver) Unaffected: 5.15.203 , ≤ 5.15.* (semver) Unaffected: 6.1.168 , ≤ 6.1.* (semver) Unaffected: 6.6.134 , ≤ 6.6.* (semver) Unaffected: 6.12.81 , ≤ 6.12.* (semver) Unaffected: 6.18.22 , ≤ 6.18.* (semver) Unaffected: 6.19.12 , ≤ 6.19.* (semver) Unaffected: 7.0 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/netfilter/xt_cgroup.c",
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      "title": "netfilter: x_tables: ensure names are nul-terminated",
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    "dateReserved": "2026-05-01T14:12:55.976Z",
    "dateUpdated": "2026-05-11T22:16:19.287Z",
    "state": "PUBLISHED"
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

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FKIE_CVE-2026-43028

CVE-2026-43028 (GCVE-0-2026-43028)

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