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CVE-2023-53017

Bluetooth: hci_sync: fix memory leak in hci_update_adv_data()

Medium5.5EPSS 0.16%
Published
Updated
Reserved
Assigned by
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: fix memory leak in hci_update_adv_data() When hci_cmd_sync_queue() failed in hci_update_adv_data(), inst_ptr is not freed, which will cause memory leak, convert to use ERR_PTR/PTR_ERR to pass the instance to callback so no memory needs to be allocated.

Scores

CVSS scores of CVE-2023-53017, by who scored it
Scored byCVSSScoreVector
CISA-ADPADP (enrichment)3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Modified3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.16% · top 95% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

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

Weakness

Affected products

  • Linux · Linux

    • affected 651cd3d65b0f76a2198fcf3a80ce5d53dd267717 – < 8ac6043bd3e5b58d30f50737aedc2e58e8087ad5
    • affected 651cd3d65b0f76a2198fcf3a80ce5d53dd267717 – < 1ed8b37cbaf14574c779064ef1372af62e8ba6aa

  • Linux · Linux

    • affected 6.1
    • unaffected < 6.1
    • unaffected 6.1.9 – ≤ 6.1.*
    • unaffected 6.2 – ≤ *

References (2)

Sources

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

Badge for a README or a ticket

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Record last updated .