scsi: core: Fix refcount leak for tagset_refcnt
In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix refcount leak for tagset_refcnt This leak will cause a hang when tearing down the SCSI host. For example, iscsid hangs with the following call trace: [130120.652718] scsi_alloc_sdev: Allocation failure during SCSI scanning, some SCSI devices might not be configured PID: 2528 TASK: ffff9d0408974e00 CPU: 3 COMMAND: "iscsid" #0 [ffffb5b9c134b9e0] __schedule at ffffffff860657d4 #1 [ffffb5b9c134ba28] schedule at ffffffff86065c6f #2 [ffffb5b9c134ba40] schedule_timeout at ffffffff86069fb0 #3 [ffffb5b9c134bab0] __wait_for_common at ffffffff8606674f #4 [ffffb5b9c134bb10] scsi_remove_host at ffffffff85bfe84b #5 [ffffb5b9c134bb30] iscsi_sw_tcp_session_destroy at ffffffffc03031c4 [iscsi_tcp] #6 [ffffb5b9c134bb48] iscsi_if_recv_msg at ffffffffc0292692 [scsi_transport_iscsi] #7 [ffffb5b9c134bb98] iscsi_if_rx at ffffffffc02929c2 [scsi_transport_iscsi] #8 [ffffb5b9c134bbf0] netlink_unicast at ffffffff85e551d6 #9 [ffffb5b9c134bc38] netlink_sendmsg at ffffffff85e554ef
CVE-2026-23296
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-23296
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "f818708eeeae793e12dc39f8984ed7732048a7d9",
"lessThan": "0e274674714427dc578bb99db5b86e312d2b57f8",
"versionType": "git"
},
{
"status": "affected",
"version": "8fe4ce5836e932f5766317cb651c1ff2a4cd0506",
"lessThan": "9f5e4abed9248448aa1b45b12ab0bea4d329b56a",
"versionType": "git"
},
{
"status": "affected",
"version": "8fe4ce5836e932f5766317cb651c1ff2a4cd0506",
"lessThan": "7c01b680beaf4d3143866b062b8e770e8b237fb8",
"versionType": "git"
},
{
"status": "affected",
"version": "8fe4ce5836e932f5766317cb651c1ff2a4cd0506",
"lessThan": "ec5c17c687b189dbc09dfdec11b669caa40bc395",
"versionType": "git"
},
{
"status": "affected",
"version": "8fe4ce5836e932f5766317cb651c1ff2a4cd0506",
"lessThan": "944a333c8e4d42256556c1d2ebb6d773a33e0dcd",
"versionType": "git"
},
{
"status": "affected",
"version": "8fe4ce5836e932f5766317cb651c1ff2a4cd0506",
"lessThan": "a03d96598d39fdf605d90731db3ef3b13fb8bdc8",
"versionType": "git"
},
{
"status": "affected",
"version": "8fe4ce5836e932f5766317cb651c1ff2a4cd0506",
"lessThan": "1ac22c8eae81366101597d48360718dff9b9d980",
"versionType": "git"
},
{
"status": "affected",
"version": "5ce8fad941233e81f2afb5b52a3fcddd3ba8732f",
"versionType": "git"
},
{
"status": "affected",
"version": "2e7eb4c1e8af8385de22775bd0be552f59b28c9a",
"versionType": "git"
},
{
"status": "affected",
"version": "5.15.164",
"lessThan": "5.15.203",
"versionType": "semver"
},
{
"status": "affected",
"version": "5.10.223",
"lessThan": "5.11",
"versionType": "semver"
},
{
"status": "affected",
"version": "5.19.12",
"lessThan": "5.20",
"versionType": "semver"
}
],
"programFiles": [
"drivers/scsi/scsi_scan.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.0"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.0",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.15.203",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.167",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.130",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.77",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.17",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "6.19.7",
"versionType": "semver",
"lessThanOrEqual": "6.19.*"
},
{
"status": "unaffected",
"version": "7.0",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/scsi/scsi_scan.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-23296
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #27217 · Revision 1
- Added to Heist Feed
- Publisher date