CVE-2022-49048 - CVE House
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Status published Medium CVE-2022-49048

ipv6: fix panic when forwarding a pkt with no in6 dev

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix panic when forwarding a pkt with no in6 dev kongweibin reported a kernel panic in ip6_forward() when input interface has no in6 dev associated. The following tc commands were used to reproduce this panic: tc qdisc del dev vxlan100 root tc qdisc add dev vxlan100 root netem corrupt 5%

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
bff0854e2f804f68d3e93d19e4580dbd69777e1d, 7f4848229e91d508102b30396b8a1b710ac23637, 79ec7b5b2f4fe38e5c7459ed0bdff4ef3386ab63, ccd27f05ae7b8ebc40af5b004e94517a919aa862, 350e10d217337480158b604bbf6601c50ed161c6, 4.19.199, 5.4.136, 5.10.54, 5.13.6, 5.14, 0, 4.19.239, 5.4.190, 5.10.112, 5.15.35, 5.17.4, 5.18

Timeline

Official Publish: February 26th, 2025
Last Modified: May 23rd, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.