CVE-2018-1065
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
The netfilter subsystem in the Linux kernel through 4.15.7 mishandles the case of a rule blob that contains a jump but lacks a user-defined chain, which allows local users to cause a denial of service (NULL pointer dereference) by leveraging the CAP_NET_RAW or CAP_NET_ADMIN capability, related to arpt_do_table in net/ipv4/netfilter/arp_tables.c, ipt_do_table in net/ipv4/netfilter/ip_tables.c, and ip6t_do_table in net/ipv6/netfilter/ip6_tables.c.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-1065
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-1065.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 4.15.11-1 |
| debian | bullseye | fixed | 4.15.11-1 |
| debian | forky | fixed | 4.15.11-1 |
| debian | sid | fixed | 4.15.11-1 |
| debian | trixie | fixed | 4.15.11-1 |
References
Verify integrity in audit chain (admin only). AS-IS.