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Red Hat: CVE-2024-27403: kernel: netfilter: nft_flow_offload: reset dst in route object after setting up flow (Multiple Advisories)

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Red Hat: CVE-2024-27403: kernel: netfilter: nft_flow_offload: reset dst in route object after setting up flow (Multiple Advisories)

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
05/17/2024
Created
06/28/2024
Added
06/27/2024
Modified
12/05/2024

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_flow_offload: reset dst in route object after setting up flow dst is transferred to the flow object, route object does not own it anymore.Reset dst in route object, otherwise if flow_offload_add() fails, error path releases dst twice, leading to a refcount underflow.

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

References

  • CVE-2024-27403
  • RHSA-2024:4106
  • RHSA-2024:4108
  • RHSA-2024:8162
  • 查看数 696
  • 已创建
  • 最后回复

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