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CVE PROGRAM SOURCE RECORD5.1 Medium

CVE-2023-39189

Kernel: netfilter: nftables out-of-bounds read in nf_osf_match_one()

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Status
Published
Published
Updated
Assigning organization
redhat

Description

A flaw was found in the Netfilter subsystem in the Linux kernel. The nfnl_osf_add_callback function did not validate the user mode controlled opt_num field. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Red Hat Red Hat Enterprise Linux 8

Default version status: affected

  • 0:4.18.0-553.rt7.342.el8_10 to < *unaffected

Red Hat Red Hat Enterprise Linux 8

Default version status: affected

  • 0:4.18.0-553.el8_10 to < *unaffected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

  • 0:5.14.0-427.13.1.el9_4 to < *unaffected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

  • 0:5.14.0-427.13.1.el9_4 to < *unaffected

Red Hat Red Hat Enterprise Linux 6

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 7

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 7

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

References