CVE-2026-23087 (GCVE-0-2026-23087)
Vulnerability from cvelistv5 – Published: 2026-02-04 16:08 – Updated: 2026-02-06 16:33
VLAI?
Title
scsi: xen: scsiback: Fix potential memory leak in scsiback_remove()
Summary
In the Linux kernel, the following vulnerability has been resolved:
scsi: xen: scsiback: Fix potential memory leak in scsiback_remove()
Memory allocated for struct vscsiblk_info in scsiback_probe() is not
freed in scsiback_remove() leading to potential memory leaks on remove,
as well as in the scsiback_probe() error paths. Fix that by freeing it
in scsiback_remove().
Severity ?
No CVSS data available.
Assigner
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Linux | Linux |
Affected:
d9d660f6e562a47b4065eeb7e538910b0471b988 , < a8bb3ec8d85951a56af0a72d93ccbc2aee42eef9
(git)
Affected: d9d660f6e562a47b4065eeb7e538910b0471b988 , < 427b0fb30ddec3bad05dcd73b00718f98c7026d2 (git) Affected: d9d660f6e562a47b4065eeb7e538910b0471b988 , < 4a975c72429b050c234405668b742cdecc11548e (git) Affected: d9d660f6e562a47b4065eeb7e538910b0471b988 , < f86264ec0e2b102fcd49bf3e4f32fee669d482fc (git) Affected: d9d660f6e562a47b4065eeb7e538910b0471b988 , < 32e52b56056daf0f0881fd9254706acf25b4be97 (git) Affected: d9d660f6e562a47b4065eeb7e538910b0471b988 , < 24c441f0e24da175d7912095663f526ac480dc4f (git) Affected: d9d660f6e562a47b4065eeb7e538910b0471b988 , < 901a5f309daba412e2a30364d7ec1492fa11c32c (git) |
|||||||
|
|||||||||
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/xen/xen-scsiback.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "a8bb3ec8d85951a56af0a72d93ccbc2aee42eef9",
"status": "affected",
"version": "d9d660f6e562a47b4065eeb7e538910b0471b988",
"versionType": "git"
},
{
"lessThan": "427b0fb30ddec3bad05dcd73b00718f98c7026d2",
"status": "affected",
"version": "d9d660f6e562a47b4065eeb7e538910b0471b988",
"versionType": "git"
},
{
"lessThan": "4a975c72429b050c234405668b742cdecc11548e",
"status": "affected",
"version": "d9d660f6e562a47b4065eeb7e538910b0471b988",
"versionType": "git"
},
{
"lessThan": "f86264ec0e2b102fcd49bf3e4f32fee669d482fc",
"status": "affected",
"version": "d9d660f6e562a47b4065eeb7e538910b0471b988",
"versionType": "git"
},
{
"lessThan": "32e52b56056daf0f0881fd9254706acf25b4be97",
"status": "affected",
"version": "d9d660f6e562a47b4065eeb7e538910b0471b988",
"versionType": "git"
},
{
"lessThan": "24c441f0e24da175d7912095663f526ac480dc4f",
"status": "affected",
"version": "d9d660f6e562a47b4065eeb7e538910b0471b988",
"versionType": "git"
},
{
"lessThan": "901a5f309daba412e2a30364d7ec1492fa11c32c",
"status": "affected",
"version": "d9d660f6e562a47b4065eeb7e538910b0471b988",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/xen/xen-scsiback.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "3.18"
},
{
"lessThan": "3.18",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.249",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.199",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.162",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.122",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"version": "6.12.68",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"version": "6.18.8",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.19-rc7",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.10.249",
"versionStartIncluding": "3.18",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.15.199",
"versionStartIncluding": "3.18",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.1.162",
"versionStartIncluding": "3.18",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.6.122",
"versionStartIncluding": "3.18",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.12.68",
"versionStartIncluding": "3.18",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.18.8",
"versionStartIncluding": "3.18",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.19-rc7",
"versionStartIncluding": "3.18",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: xen: scsiback: Fix potential memory leak in scsiback_remove()\n\nMemory allocated for struct vscsiblk_info in scsiback_probe() is not\nfreed in scsiback_remove() leading to potential memory leaks on remove,\nas well as in the scsiback_probe() error paths. Fix that by freeing it\nin scsiback_remove()."
}
],
"providerMetadata": {
"dateUpdated": "2026-02-06T16:33:08.886Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/a8bb3ec8d85951a56af0a72d93ccbc2aee42eef9"
},
{
"url": "https://git.kernel.org/stable/c/427b0fb30ddec3bad05dcd73b00718f98c7026d2"
},
{
"url": "https://git.kernel.org/stable/c/4a975c72429b050c234405668b742cdecc11548e"
},
{
"url": "https://git.kernel.org/stable/c/f86264ec0e2b102fcd49bf3e4f32fee669d482fc"
},
{
"url": "https://git.kernel.org/stable/c/32e52b56056daf0f0881fd9254706acf25b4be97"
},
{
"url": "https://git.kernel.org/stable/c/24c441f0e24da175d7912095663f526ac480dc4f"
},
{
"url": "https://git.kernel.org/stable/c/901a5f309daba412e2a30364d7ec1492fa11c32c"
}
],
"title": "scsi: xen: scsiback: Fix potential memory leak in scsiback_remove()",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2026-23087",
"datePublished": "2026-02-04T16:08:10.941Z",
"dateReserved": "2026-01-13T15:37:45.961Z",
"dateUpdated": "2026-02-06T16:33:08.886Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2026-23087\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2026-02-04T17:16:19.570\",\"lastModified\":\"2026-02-06T17:16:24.260\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nscsi: xen: scsiback: Fix potential memory leak in scsiback_remove()\\n\\nMemory allocated for struct vscsiblk_info in scsiback_probe() is not\\nfreed in scsiback_remove() leading to potential memory leaks on remove,\\nas well as in the scsiback_probe() error paths. Fix that by freeing it\\nin scsiback_remove().\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/24c441f0e24da175d7912095663f526ac480dc4f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/32e52b56056daf0f0881fd9254706acf25b4be97\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/427b0fb30ddec3bad05dcd73b00718f98c7026d2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4a975c72429b050c234405668b742cdecc11548e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/901a5f309daba412e2a30364d7ec1492fa11c32c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a8bb3ec8d85951a56af0a72d93ccbc2aee42eef9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f86264ec0e2b102fcd49bf3e4f32fee669d482fc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
}
}
Loading…
Loading…
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.
Loading…
Loading…