CVE-2026-43321 (GCVE-0-2026-43321)

Vulnerability from cvelistv5 – Published: 2026-05-08 13:26 – Updated: 2026-05-08 13:26
VLAI?
Title
bpf: Properly mark live registers for indirect jumps
Summary
In the Linux kernel, the following vulnerability has been resolved: bpf: Properly mark live registers for indirect jumps For a `gotox rX` instruction the rX register should be marked as used in the compute_insn_live_regs() function. Fix this.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < df02c3ff3be4bf998812c8c8e79d10db1329d535 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 7beae54111c34ca63357ef120e115889b915beb5 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < d1aab1ca576c90192ba961094d51b0be6355a4d6 (git)
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    Linux Linux Unaffected: 6.18.16 , ≤ 6.18.* (semver)
Unaffected: 6.19.6 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)
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    "datePublished": "2026-05-08T13:26:15.600Z",
    "dateReserved": "2026-05-01T14:12:56.001Z",
    "dateUpdated": "2026-05-08T13:26:15.600Z",
    "state": "PUBLISHED"
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  }
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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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.
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  • 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.



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