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Huawei EulerOS: CVE-2023-52915: kernel security update

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Huawei EulerOS: CVE-2023-52915: kernel security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
09/06/2024
Created
11/12/2024
Added
11/11/2024
Modified
01/30/2025

Description

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb-v2: af9035: Fix null-ptr-deref in af9035_i2c_master_xfer In af9035_i2c_master_xfer, msg is controlled by user. When msg[i].buf is null and msg[i].len is zero, former checks on msg[i].buf would be passed. Malicious data finally reach af9035_i2c_master_xfer. If accessing msg[i].buf[0] without sanity check, null ptr deref would happen. We add check on msg[i].len to prevent crash. Similar commit: commit 0ed554fd769a ("media: dvb-usb: az6027: fix null-ptr-deref in az6027_i2c_xfer()")

Solution(s)

  • huawei-euleros-2_0_sp9-upgrade-kernel
  • huawei-euleros-2_0_sp9-upgrade-kernel-tools
  • huawei-euleros-2_0_sp9-upgrade-kernel-tools-libs
  • huawei-euleros-2_0_sp9-upgrade-python3-perf

References

  • https://attackerkb.com/topics/cve-2023-52915
  • CVE - 2023-52915
  • EulerOS-SA-2024-2832
  • 查看数 697
  • 已创建
  • 最后回复

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