CVE-2026-40341 (GCVE-0-2026-40341)
Vulnerability from cvelistv5 – Published: 2026-04-17 23:48 – Updated: 2026-04-17 23:48
VLAI?
Title
libgphoto2 has an OOB Read in ptp_unpack_EOS_FocusInfoEx
Summary
libgphoto2 is a camera access and control library. In versions up to and including 2.5.33, an out of bound read in ptp_unpack_EOS_FocusInfoEx could be used to crash libgphoto2 when processing input from untrusted USB devices. Commit c385b34af260595dfbb5f9329526be5158985987 contains a patch. No known workarounds are available.
Severity ?
CWE
- CWE-126 - Buffer Over-read
Assigner
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| gphoto | libgphoto2 |
Affected:
<= 2.5.33
|
{
"containers": {
"cna": {
"affected": [
{
"product": "libgphoto2",
"vendor": "gphoto",
"versions": [
{
"status": "affected",
"version": "\u003c= 2.5.33"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "libgphoto2 is a camera access and control library. In versions up to and including 2.5.33, an out of bound read in ptp_unpack_EOS_FocusInfoEx could be used to crash libgphoto2 when processing input from untrusted USB devices. Commit c385b34af260595dfbb5f9329526be5158985987 contains a patch. No known workarounds are available."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "PHYSICAL",
"availabilityImpact": "LOW",
"baseScore": 3.5,
"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-126",
"description": "CWE-126: Buffer Over-read",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-04-17T23:48:36.644Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"name": "https://github.com/gphoto/libgphoto2/security/advisories/GHSA-vjx3-gjp6-r2g2",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/gphoto/libgphoto2/security/advisories/GHSA-vjx3-gjp6-r2g2"
},
{
"name": "https://github.com/gphoto/libgphoto2/commit/c385b34af260595dfbb5f9329526be5158985987",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/gphoto/libgphoto2/commit/c385b34af260595dfbb5f9329526be5158985987"
}
],
"source": {
"advisory": "GHSA-vjx3-gjp6-r2g2",
"discovery": "UNKNOWN"
},
"title": "libgphoto2 has an OOB Read in ptp_unpack_EOS_FocusInfoEx"
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2026-40341",
"datePublished": "2026-04-17T23:48:36.644Z",
"dateReserved": "2026-04-10T22:50:01.358Z",
"dateUpdated": "2026-04-17T23:48:36.644Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2026-40341\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-04-18T00:16:38.220\",\"lastModified\":\"2026-04-18T00:16:38.220\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"libgphoto2 is a camera access and control library. In versions up to and including 2.5.33, an out of bound read in ptp_unpack_EOS_FocusInfoEx could be used to crash libgphoto2 when processing input from untrusted USB devices. Commit c385b34af260595dfbb5f9329526be5158985987 contains a patch. No known workarounds are available.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L\",\"baseScore\":3.5,\"baseSeverity\":\"LOW\",\"attackVector\":\"PHYSICAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":0.9,\"impactScore\":2.5}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-126\"}]}],\"references\":[{\"url\":\"https://github.com/gphoto/libgphoto2/commit/c385b34af260595dfbb5f9329526be5158985987\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/gphoto/libgphoto2/security/advisories/GHSA-vjx3-gjp6-r2g2\",\"source\":\"security-advisories@github.com\"}]}}"
}
}
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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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