CVE-2023-53527
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2023-53527
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53527.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2023-53527
- Downstream
- Related
- Published
- 2025-10-01T11:46:12.696Z
- Modified
- 2025-11-15T14:02:27.255932Z
- Summary
- thunderbolt: Fix memory leak in tb_handle_dp_bandwidth_request()
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
thunderbolt: Fix memory leak in tbhandledpbandwidthrequest()
The memory allocated in tbqueuedpbandwidthrequest() needs to be released once the request is handled to avoid leaking it.
- References
Affected packages
Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected ranges
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6ce3563520be90a155706bafc186fc264a13850eFixed0752bb32aed2c5dd85821195a507a1079c4835f7
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced6ce3563520be90a155706bafc186fc264a13850eFixed596a5123cc782d458b057eb3837e66535cd0befa
Affected versions
v6.*
v6.2
v6.2-rc2
v6.2-rc3
v6.2-rc4
v6.2-rc5
v6.2-rc6
v6.2-rc7
v6.2-rc8
v6.3
v6.3-rc1
v6.3-rc2
v6.3-rc3
v6.3-rc4
v6.3-rc5
v6.3-rc6
v6.3-rc7
v6.4
v6.4-rc1
v6.4-rc2
v6.4-rc3
v6.4-rc4
v6.4-rc5
v6.4-rc6
v6.4-rc7
v6.4.1
v6.4.10
v6.4.2
v6.4.3
v6.4.4
v6.4.5
v6.4.6
v6.4.7
v6.4.8
v6.4.9
v6.5-rc1
v6.5-rc2
v6.5-rc3
v6.5-rc4
Database specific
vanir_signatures
[
{
"signature_type": "Function",
"deprecated": false,
"id": "CVE-2023-53527-16146e41",
"digest": {
"length": 1785.0,
"function_hash": "65610494257729249930613992550864855061"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@596a5123cc782d458b057eb3837e66535cd0befa",
"signature_version": "v1",
"target": {
"function": "tb_handle_dp_bandwidth_request",
"file": "drivers/thunderbolt/tb.c"
}
},
{
"signature_type": "Line",
"deprecated": false,
"id": "CVE-2023-53527-31d40b88",
"digest": {
"line_hashes": [
"283338611158348870556949359419333238287",
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],
"threshold": 0.9
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@596a5123cc782d458b057eb3837e66535cd0befa",
"signature_version": "v1",
"target": {
"file": "drivers/thunderbolt/tb.c"
}
},
{
"signature_type": "Function",
"deprecated": false,
"id": "CVE-2023-53527-a39b0ad9",
"digest": {
"length": 1785.0,
"function_hash": "65610494257729249930613992550864855061"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@0752bb32aed2c5dd85821195a507a1079c4835f7",
"signature_version": "v1",
"target": {
"function": "tb_handle_dp_bandwidth_request",
"file": "drivers/thunderbolt/tb.c"
}
},
{
"signature_type": "Line",
"deprecated": false,
"id": "CVE-2023-53527-d839aeef",
"digest": {
"line_hashes": [
"283338611158348870556949359419333238287",
"211027396923559006435674138511554101248",
"255859901477239229645945185172457036640",
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],
"threshold": 0.9
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@0752bb32aed2c5dd85821195a507a1079c4835f7",
"signature_version": "v1",
"target": {
"file": "drivers/thunderbolt/tb.c"
}
}
]