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CVE-2023-28577

Multiple Dmabuf Kernel Address UAF Vulnerability

Medium6.7EPSS 0.12%
Published
Updated
Reserved
Assigned by
qualcomm

Description

In the function call related to CAM_REQ_MGR_RELEASE_BUF there is no check if the buffer is being used. So when a function called cam_mem_get_cpu_buf to get the kernel va to use, another thread can call CAM_REQ_MGR_RELEASE_BUF to unmap the kernel va which cause UAF of the kernel address.

Scores

CVSS scores of CVE-2023-28577, by who scored it
Scored byCVSSScoreVector
qualcommCNA (assigner)3.1Medium6.7CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVDNVD · Modified3.1High7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.12% · top 98% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.7.

Weakness

Affected products

  • Qualcomm, Inc. · Snapdragon

    • affected FastConnect 6800
    • affected FastConnect 6900
    • affected FastConnect 7800
    • affected QCA6391
    • affected QCA6426
    • affected QCA6436
    • affected QCN9074
    • affected QCS410
    • affected QCS610
    • affected SD865 5G
    • affected Snapdragon 8 Gen 1 Mobile Platform
    • affected Snapdragon 865 5G Mobile Platform
    • affected Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
    • affected Snapdragon 870 5G Mobile Platform (SM8250-AC)
    • affected Snapdragon X55 5G Modem-RF System
    • affected Snapdragon XR2 5G Platform
    • affected SW5100
    • affected SW5100P
    • affected SXR2130
    • affected WCD9341
    • affected WCD9370
    • affected WCD9380
    • affected WCN3660B
    • affected WCN3680B
    • affected WCN3950
    • affected WCN3980
    • affected WCN3988
    • affected WSA8810
    • affected WSA8815
    • affected WSA8830
    • affected WSA8835

References (1)

Sources

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

Badge for a README or a ticket

CVE-2023-28577 badge
[![CVE-2023-28577](https://trackcve.app/badge/CVE-2023-28577.svg)](https://trackcve.app/cve/CVE-2023-28577)

Record last updated .