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CVE-2023-53527

thunderbolt: Fix memory leak in tb_handle_dp_bandwidth_request()

Description

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Fix memory leak in tb_handle_dp_bandwidth_request() The memory allocated in tb_queue_dp_bandwidth_request() needs to be released once the request is handled to avoid leaking it.

Timeline

  1. ID reserved

    By Linux

  2. Published

  3. · 7 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-53527, by who scored it
Scored byCVSSScoreVector
NVDNVD · Analyzed3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.13% · top 97% of all CVEs (11 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Affected products

  • Linux · Linux

    • affected 6ce3563520be90a155706bafc186fc264a13850e – < 0752bb32aed2c5dd85821195a507a1079c4835f7
    • affected 6ce3563520be90a155706bafc186fc264a13850e – < 596a5123cc782d458b057eb3837e66535cd0befa

  • Linux · Linux

    • affected 6.3
    • unaffected < 6.3
    • unaffected 6.4.11 – ≤ 6.4.*
    • unaffected 6.5 – ≤ *

References

References2

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .