smb/server: fix tree connection leak in smb2_tree_connect()
In the Linux kernel, the following vulnerability has been resolved: smb/server: fix tree connection leak in smb2_tree_connect() See the procedure below: smb2_tree_connect ksmbd_tree_conn_connect xa_store(&sess->tree_conns, tree_conn->id, tree_conn) ksmbd_counter_inc(KSMBD_COUNTER_TREE_CONNS) ksmbd_share_tree_conn_inc(sc) ksmbd_iov_pin_rsp // fail status.ret = KSMBD_TREE_CONN_STATUS_NOMEM // do not disconnect tree_conn Disconnect the new tree connection if ksmbd_iov_pin_rsp() fails.
CVE-2026-98162
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-2026-98162
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": "e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d",
"lessThan": "fa0c45986fc60b3edfb35879f2fb0eacc0e49e98",
"versionType": "git"
},
{
"status": "affected",
"version": "e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d",
"lessThan": "fea9c705bbc618ba6426424c9f8330555820c9ec",
"versionType": "git"
},
{
"status": "affected",
"version": "e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d",
"lessThan": "a6c88e5e3a75f1e4a98ad4bc4037465ccd7925bc",
"versionType": "git"
},
{
"status": "affected",
"version": "e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d",
"lessThan": "39f2032096715daae5f6fd0f587ca7a474b019df",
"versionType": "git"
},
{
"status": "affected",
"version": "f2283680a80571ca82d710bc6ecd8f8beac67d63",
"versionType": "git"
},
{
"status": "affected",
"version": "9f297df20d93411c0b4ddad7f88ba04a7cd36e77",
"versionType": "git"
},
{
"status": "affected",
"version": "5.15.145",
"lessThan": "5.16",
"versionType": "semver"
},
{
"status": "affected",
"version": "6.1.71",
"lessThan": "6.2",
"versionType": "semver"
}
],
"programFiles": [
"fs/smb/server/smb2pdu.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.6"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.6",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.160",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.18.57",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.6",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"fs/smb/server/smb2pdu.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-98162
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #48865 · Revision 1
- Added to Heist Feed
- Publisher date