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CVE-2026-15997

🗓️ 16 Jul 2026 22:17:16Reported by bcorgType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

Vulnerability in native ARM SHA3/SHAKE restoreFullState causes size_t underflow and out-of-bounds write in bcprov-lts8on BC-LTS before 2.73.12.1 when untrusted memoable states are used.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-15997
16 Jul 202622:17
attackerkb
Circl
CVE-2026-15997
16 Jul 202623:46
circl
Cvelist
CVE-2026-15997 Native ARM SHA3 / SHAKE `restoreFullState` fails to detect size_t underflow in a crafted encoded state
16 Jul 202622:17
cvelist
EUVD
EUVD-2026-45068
17 Jul 202600:32
euvd
NVD
CVE-2026-15997
16 Jul 202623:16
nvd
Positive Technologies
PT-2026-60591
16 Jul 202600:00
ptsecurity
[
  {
    "vendor": "Legion of the Bouncy Castle Inc.",
    "product": "BC-LTS",
    "platforms": [
      "ARM"
    ],
    "collectionURL": "https://www.bouncycastle.org/download/bouncy-castle-java-lts/",
    "packageName": "bcprov-lts8on",
    "repo": "https://github.com/bcgit/bc-lts-java",
    "programFiles": [
      "https://github.com/bcgit/bc-lts-java/blob/main/native_c/arm/sha/shake.c",
      "https://github.com/bcgit/bc-lts-java/blob/main/native_c/arm/sha/sha3.c"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "2.73.0",
        "lessThan": "2.73.12.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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16 Jul 2026 23:16Current
6.1Medium risk
Vulners AI Score6.1
CVSS 45.6
4