CVE-2015-1573

kernel: panic while flushing nftables rules that reference deleted chains.

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Severity

Low

Red Hat Product Security

2.4

CVSS 2.0

Review impact separately from score.

Published · January 16, 2015

Updated · June 28, 2026

Description

A flaw was found in the way the nft_flush_table() function of the Linux kernel's netfilter tables implementation flushed rules that were referencing deleted chains. A local user who has the CAP_NET_ADMIN capability could use this flaw to crash the system.

Statement

This issue does not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5 and 6 (as they did not include support for netfilter tables API).

This issue affects the versions of the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG 2. Future kernel updates for the respective releases may address this issue.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 2.4
AV:L/AC:H/Au:S/C:P/I:P/A:N

CWE-416 · Use After Free