CVE-2023-53661 (GCVE-0-2023-53661)
Vulnerability from cvelistv5 – Published: 2025-10-07 15:21 – Updated: 2026-01-05 10:21
VLAI?
Title
bnxt: avoid overflow in bnxt_get_nvram_directory()
Summary
In the Linux kernel, the following vulnerability has been resolved:
bnxt: avoid overflow in bnxt_get_nvram_directory()
The value of an arithmetic expression is subject
of possible overflow due to a failure to cast operands to a larger data
type before performing arithmetic. Used macro for multiplication instead
operator for avoiding overflow.
Found by Security Code and Linux Verification
Center (linuxtesting.org) with SVACE.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Linux | Linux |
Affected:
c0c050c58d840994ba842ad1c338a98e7c12b764 , < d5eaf2a6b077f32a477feb1e9e1c1f60605b460e
(git)
Affected: c0c050c58d840994ba842ad1c338a98e7c12b764 , < efb1a257513438d43f4335f09b2f684e8167cad2 (git) Affected: c0c050c58d840994ba842ad1c338a98e7c12b764 , < 17e0453a7523ad7a25bb47af941b150a6c66d7b6 (git) Affected: c0c050c58d840994ba842ad1c338a98e7c12b764 , < 7c6dddc239abe660598c49ec95ea0ed6399a4b2a (git) |
||
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "d5eaf2a6b077f32a477feb1e9e1c1f60605b460e",
"status": "affected",
"version": "c0c050c58d840994ba842ad1c338a98e7c12b764",
"versionType": "git"
},
{
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"status": "affected",
"version": "c0c050c58d840994ba842ad1c338a98e7c12b764",
"versionType": "git"
},
{
"lessThan": "17e0453a7523ad7a25bb47af941b150a6c66d7b6",
"status": "affected",
"version": "c0c050c58d840994ba842ad1c338a98e7c12b764",
"versionType": "git"
},
{
"lessThan": "7c6dddc239abe660598c49ec95ea0ed6399a4b2a",
"status": "affected",
"version": "c0c050c58d840994ba842ad1c338a98e7c12b764",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "4.4"
},
{
"lessThan": "4.4",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.113",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.30",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.3.*",
"status": "unaffected",
"version": "6.3.4",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.4",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.15.113",
"versionStartIncluding": "4.4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.1.30",
"versionStartIncluding": "4.4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.3.4",
"versionStartIncluding": "4.4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.4",
"versionStartIncluding": "4.4",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt: avoid overflow in bnxt_get_nvram_directory()\n\nThe value of an arithmetic expression is subject\nof possible overflow due to a failure to cast operands to a larger data\ntype before performing arithmetic. Used macro for multiplication instead\noperator for avoiding overflow.\n\nFound by Security Code and Linux Verification\nCenter (linuxtesting.org) with SVACE."
}
],
"providerMetadata": {
"dateUpdated": "2026-01-05T10:21:44.209Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/d5eaf2a6b077f32a477feb1e9e1c1f60605b460e"
},
{
"url": "https://git.kernel.org/stable/c/efb1a257513438d43f4335f09b2f684e8167cad2"
},
{
"url": "https://git.kernel.org/stable/c/17e0453a7523ad7a25bb47af941b150a6c66d7b6"
},
{
"url": "https://git.kernel.org/stable/c/7c6dddc239abe660598c49ec95ea0ed6399a4b2a"
}
],
"title": "bnxt: avoid overflow in bnxt_get_nvram_directory()",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2023-53661",
"datePublished": "2025-10-07T15:21:20.987Z",
"dateReserved": "2025-10-07T15:16:59.662Z",
"dateUpdated": "2026-01-05T10:21:44.209Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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Sightings
| Author | Source | Type | Date |
|---|
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.
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