CVE-2022-49048 (GCVE-0-2022-49048)

Vulnerability from cvelistv5 – Published: 2025-02-26 01:54 – Updated: 2025-05-04 12:44
VLAI?
Title
ipv6: fix panic when forwarding a pkt with no in6 dev
Summary
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%
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: bff0854e2f804f68d3e93d19e4580dbd69777e1d , < 74b68f5249f16c5f7f675d0f604fa6ae20e3a151 (git)
Affected: 7f4848229e91d508102b30396b8a1b710ac23637 , < ab2f5afb7af5c68389e8c7dd29e0a98fbeaaa435 (git)
Affected: 79ec7b5b2f4fe38e5c7459ed0bdff4ef3386ab63 , < a263712ba8c9ded25dd9d2d5ced11bcea5b33a3e (git)
Affected: ccd27f05ae7b8ebc40af5b004e94517a919aa862 , < adee01bbf6cb5b3e4ed08be8ff866aac90f13836 (git)
Affected: ccd27f05ae7b8ebc40af5b004e94517a919aa862 , < e69fb3de87a8923e5931a272a38fa3cceb01da44 (git)
Affected: ccd27f05ae7b8ebc40af5b004e94517a919aa862 , < e3fa461d8b0e185b7da8a101fe94dfe6dd500ac0 (git)
Affected: 350e10d217337480158b604bbf6601c50ed161c6 (git)
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    Linux Linux Affected: 5.14
Unaffected: 0 , < 5.14 (semver)
Unaffected: 4.19.239 , ≤ 4.19.* (semver)
Unaffected: 5.4.190 , ≤ 5.4.* (semver)
Unaffected: 5.10.112 , ≤ 5.10.* (semver)
Unaffected: 5.15.35 , ≤ 5.15.* (semver)
Unaffected: 5.17.4 , ≤ 5.17.* (semver)
Unaffected: 5.18 , ≤ * (original_commit_for_fix)
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{
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: fix panic when forwarding a pkt with no in6 dev\n\nkongweibin reported a kernel panic in ip6_forward() when input interface\nhas no in6 dev associated.\n\nThe following tc commands were used to reproduce this panic:\ntc qdisc del dev vxlan100 root\ntc qdisc add dev vxlan100 root netem corrupt 5%"
        }
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      "providerMetadata": {
        "dateUpdated": "2025-05-04T12:44:13.362Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49048",
    "datePublished": "2025-02-26T01:54:24.115Z",
    "dateReserved": "2025-02-26T01:49:39.242Z",
    "dateUpdated": "2025-05-04T12:44:13.362Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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