CVE-2026-43077 (GCVE-0-2026-43077)

Vulnerability from cvelistv5 – Published: 2026-05-06 07:40 – Updated: 2026-05-11 22:17
VLAI
Title
crypto: algif_aead - Fix minimum RX size check for decryption
Summary
In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Fix minimum RX size check for decryption The check for the minimum receive buffer size did not take the tag size into account during decryption. Fix this by adding the required extra length.
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: d887c52d6ae43aeebd249b5f2f1333e60236aa60 , < 74a66fdb5282d89e348b00c42cfca3a936946d94 (git)
Affected: d887c52d6ae43aeebd249b5f2f1333e60236aa60 , < fd427dd84f224309afbcc2cb67c7bb770a01265c (git)
Affected: d887c52d6ae43aeebd249b5f2f1333e60236aa60 , < 1c76b5675119f694458293a2a81f40731c69bd32 (git)
Affected: d887c52d6ae43aeebd249b5f2f1333e60236aa60 , < e86ab1e5661386a874fbb8551f0c04b8e9f8ad22 (git)
Affected: d887c52d6ae43aeebd249b5f2f1333e60236aa60 , < af2fa2fbbced26129813274b8b3f7705f280e174 (git)
Affected: d887c52d6ae43aeebd249b5f2f1333e60236aa60 , < 78cea133daf721698876e56135049a96d39d610a (git)
Affected: d887c52d6ae43aeebd249b5f2f1333e60236aa60 , < 3afdc15d6173614d7d834517d9b65e7aa5a08548 (git)
Affected: d887c52d6ae43aeebd249b5f2f1333e60236aa60 , < 3d14bd48e3a77091cbce637a12c2ae31b4a1687c (git)
Create a notification for this product.
Linux Linux Affected: 4.14
Unaffected: 0 , < 4.14 (semver)
Unaffected: 5.10.254 , ≤ 5.10.* (semver)
Unaffected: 5.15.204 , ≤ 5.15.* (semver)
Unaffected: 6.1.170 , ≤ 6.1.* (semver)
Unaffected: 6.6.136 , ≤ 6.6.* (semver)
Unaffected: 6.12.83 , ≤ 6.12.* (semver)
Unaffected: 6.18.24 , ≤ 6.18.* (semver)
Unaffected: 6.19.14 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T07:35:07+00:00",
      "cve": "CVE-2026-43077",
      "id": "CVE-2026-43077",
      "initial_release_date": "2026-05-06T00:00:00+00:00",
      "product_status:fixed": "2286",
      "product_status:known_affected": "22",
      "product_status:known_not_affected": "42",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: crypto: algif_aead - Fix minimum RX size check for decryption",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43077.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-08-03T23:45:37Z",
      "cve": "CVE-2026-43077",
      "id": "CVE-2026-43077",
      "initial_release_date": "2026-05-07T02:19:07Z",
      "product_status:known_affected": "446",
      "product_status:known_not_affected": "21",
      "product_status:recommended": "447",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2026-43077",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-43077.json",
      "version": "11"
    }
  }
}



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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.