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Oracle Linux: CVE-2023-31248: ELSA-2023-5069: kernel security, bug fix, and enhancement update (IMPORTANT) (Multiple Advisories)

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Oracle Linux: CVE-2023-31248: ELSA-2023-5069:kernel security, bug fix, and enhancement update (IMPORTANT) (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
07/05/2023
Created
09/18/2023
Added
09/15/2023
Modified
11/30/2024

Description

Linux Kernel nftables Use-After-Free Local Privilege Escalation Vulnerability; `nft_chain_lookup_byid()` failed to check whether a chain was active and CAP_NET_ADMIN is in any user or network namespace A use-after-free flaw was found in the Linux kernel's Netfilter module in net/netfilter/nf_tables_api.c in nft_chain_lookup_byid. This flaw allows a local attacker to cause a local privilege escalation issue due to a missing cleanup.

Solution(s)

  • oracle-linux-upgrade-kernel

References

  • https://attackerkb.com/topics/cve-2023-31248
  • CVE - 2023-31248
  • ELSA-2023-5069
  • 查看数 699
  • 已创建
  • 最后回复

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