CVE-2022-49293 (GCVE-0-2022-49293)

Vulnerability from cvelistv5 – Published: 2025-02-26 01:56 – Updated: 2026-05-11 18:56
VLAI
Title
netfilter: nf_tables: initialize registers in nft_do_chain()
Summary
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: initialize registers in nft_do_chain() Initialize registers to avoid stack leak into userspace.
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 96518518cc417bb0a8c80b9fb736202e28acdf96 , < 4d28522acd1c4415c85f6b33463713a268f68965 (git)
Affected: 96518518cc417bb0a8c80b9fb736202e28acdf96 , < a3cc32863b175168283cb0a5fde08de6a1e27df9 (git)
Affected: 96518518cc417bb0a8c80b9fb736202e28acdf96 , < 88791b79a1eb2ba94e95d039243e28433583a67b (git)
Affected: 96518518cc417bb0a8c80b9fb736202e28acdf96 , < 06f0ff82c70241a766a811ae1acf07d6e2734dcb (git)
Affected: 96518518cc417bb0a8c80b9fb736202e28acdf96 , < 2c74374c2e88c7b7992bf808d9f9391f7452f9d9 (git)
Affected: 96518518cc417bb0a8c80b9fb736202e28acdf96 , < fafb904156fbb8f1dd34970cd5223e00b47c33be (git)
Affected: 96518518cc417bb0a8c80b9fb736202e28acdf96 , < 64f24c76dd0ce53d0fa3a0bfb9aeea507c769485 (git)
Affected: 96518518cc417bb0a8c80b9fb736202e28acdf96 , < dd03640529204ef4b8189fbdea08217d8d98271f (git)
Affected: 96518518cc417bb0a8c80b9fb736202e28acdf96 , < 4c905f6740a365464e91467aa50916555b28213d (git)
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Linux Linux Affected: 3.13
Unaffected: 0 , < 3.13 (semver)
Unaffected: 4.9.309 , ≤ 4.9.* (semver)
Unaffected: 4.14.274 , ≤ 4.14.* (semver)
Unaffected: 4.19.237 , ≤ 4.19.* (semver)
Unaffected: 5.4.188 , ≤ 5.4.* (semver)
Unaffected: 5.10.109 , ≤ 5.10.* (semver)
Unaffected: 5.15.32 , ≤ 5.15.* (semver)
Unaffected: 5.16.18 , ≤ 5.16.* (semver)
Unaffected: 5.17.1 , ≤ 5.17.* (semver)
Unaffected: 5.18 , ≤ * (original_commit_for_fix)
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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.

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.