cifs: fix potential race when tree connecting ipc
In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCP_Server_Info::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in __tree_connect_dfs_target(). Also, while at it, update status of IPC tcon on success and then avoid any extra tree connects.
CVE-2023-54280
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-2023-54280
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": "c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e",
"lessThan": "536ec71ba060a02fabe8e22cecb82fe7b3a8708b",
"versionType": "git"
},
{
"status": "affected",
"version": "c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e",
"lessThan": "553476df55a111e6a66ad9155256aec0ec1b7ad0",
"versionType": "git"
},
{
"status": "affected",
"version": "c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e",
"lessThan": "ee20d7c6100752eaf2409d783f4f1449c29ea33d",
"versionType": "git"
},
{
"status": "affected",
"version": "81d583baa5f1abd73c755ce1992929debd20b687",
"versionType": "git"
},
{
"status": "affected",
"version": "5.15.81",
"lessThan": "5.16",
"versionType": "semver"
}
],
"programFiles": [
"fs/cifs/dfs.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.16"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.16",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.2.15",
"versionType": "semver",
"lessThanOrEqual": "6.2.*"
},
{
"status": "unaffected",
"version": "6.3.2",
"versionType": "semver",
"lessThanOrEqual": "6.3.*"
},
{
"status": "unaffected",
"version": "6.4",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"fs/cifs/dfs.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2023-54280
Source reference:
/cveMetadata/cveId
Publisher severity
critical
Source reference: /containers/cna/metrics
- Event
- #30374 · Revision 1
- Added to Heist Feed
- Publisher date