CVE-2015-1573

Severity

49%

Complexity

39%

Confidentiality

115%

The nft_flush_table function in net/netfilter/nf_tables_api.c in the Linux kernel before 3.18.5 mishandles the interaction between cross-chain jumps and ruleset flushes, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability.

The nft_flush_table function in net/netfilter/nf_tables_api.c in the Linux kernel before 3.18.5 mishandles the interaction between cross-chain jumps and ruleset flushes, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability.

CVSS 3.0 Base Score 5.5. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

CVSS 2.0 Base Score 4.9. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C).

Overview

First reported 8 years ago

2016-05-02 10:59:00

Last updated 7 years ago

2018-01-05 02:30:00

Affected Software

Linux Kernel

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a2f18db0c68fec96631c10cad9384c196e9008ac

Vendor Advisory

RHSA-2015:1137

RHSA-2015:1138

http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.5

[oss-security] 20150210 Re: CVE-Request -- Linux kernel - panic on nftables rule flush

72552

https://bugzilla.redhat.com/show_bug.cgi?id=1190966

https://github.com/torvalds/linux/commit/a2f18db0c68fec96631c10cad9384c196e9008ac

Vendor Advisory

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