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CVE-2022-49997

net: lantiq_xrx200: restore buffer if memory allocation failed

High7.5EPSS 0.45%
Published
Updated
Reserved
Assigned by
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: net: lantiq_xrx200: restore buffer if memory allocation failed In a situation where memory allocation fails, an invalid buffer address is stored. When this descriptor is used again, the system panics in the build_skb() function when accessing memory.

Scores

CVSS scores of CVE-2022-49997, by who scored it
Scored byCVSSScoreVector
LinuxCNA (assigner)3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Modified3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.45% · top 61% of all CVEs (6 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

  • Linux · Linux

    • affected 7ea6cd16f1599c1eac6018751eadbc5fc736b99a – < 3ef2786e32d93e562cd40601248a14ae090de873
    • affected 7ea6cd16f1599c1eac6018751eadbc5fc736b99a – < c9c3b1775f80fa21f5bff874027d2ccb10f5d90c
    • affected 217395c5ab15e92a4fd84fe77fab6b0b1bb4e456
    • affected 70c8418469fb22a679fe5015ebe60fe15011ea43
    • affected 5e006cdb9b759f604c4fc69b410aab37cf45f5b4
    • affected 5.4.128 – < 5.5
    • affected 5.10.46 – < 5.11
    • affected 5.12.13 – < 5.13

  • Linux · Linux

    • affected 5.13
    • unaffected < 5.13
    • unaffected 5.19.6 – ≤ 5.19.*
    • unaffected 6.0 – ≤ *

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .