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Review reviewHigh

CVE-2024-36928

Linux Linux, linux kernel

In the Linux kernel, the following vulnerability has been resolved: s390/qeth: Fix kernel panic after setting hsuid Symptom: When the hsuid attribute is set for the first time on an IQD Layer3 device while the corresponding network interface is already UP, the kernel will try to execute a napi function pointer that is NULL. Example: --------------------------------------------------------------------------- [ 2057.572696] illegal operation: 0001 ilc:1 [#1] SMP [ 2057.572702] Modules linked in: af_iucv qeth_l3 zfcp scsi_transport_fc sunrpc nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_r...

CVSS
7.8
EPSS
0.23%
13.5% percentile
CISA KEV
Not listed
Published
2024.05.31
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.23%
Technical severityCVSS 7.8

Vulnerability overview

In the Linux kernel, the following vulnerability has been resolved: s390/qeth: Fix kernel panic after setting hsuid Symptom: When the hsuid attribute is set for the first time on an IQD Layer3 device while the corresponding network interface is already UP, the kernel will try to execute a napi function pointer that is NULL. Example: --------------------------------------------------------------------------- [ 2057.572696] illegal operation: 0001 ilc:1 [#1] SMP [ 2057.572702] Modules linked in: af_iucv qeth_l3 zfcp scsi_transport_fc sunrpc nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_r...

Affected product and versions

Product
Linux Linux, linux kernel
Affected versions
>= 64e3affee2881bb22df7ce45dd1f1fd7990e382b < 8792b557eb50b986f2496156d486d0c7c85a1524, >= 86818409f989fee29c38528ed8fb085655603356 < 10cb803aff3b11fe0bd5f274fc1c231a43e88df6, >= 1cfef80d4c2b2c599189f36f36320b205d9447d9 < e28dd1e1bf3ebb52cdb877fb359e8978a51576e3, >= 1cfef80d4c2b2c599189f36f36320b205d9447d9 < eae0aec245712c52a3ce9c05575b541a9eef5282, >= 1cfef80d4c2b2c599189f36f36320b205d9447d9 < 8a2e4d37afb8500b276e5ee903dee06f50ab0494, >= c33d5a5c5b2c79326190885040f1643793c67b29, >= 29d6fe395087710280f8e11d4ae79569c4cb14b7, >= 5.15.126 < 5.15.159, >= 6.1.45 < 6.1.91, >= 5.10.190 < 5.11, >= 6.4.10 < 6.5, >= 6.5, >= 6.4.10 < 6.6.31, >= 6.7 < 6.8.10, 6.9
Fixed versions
5.11, 5.15.159, 6.1.91, 6.6.31, 6.8.10

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Linux Linux, linux kernel and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-476
CVE-2024-36928 — Linux Linux, linux kernel | SECUFOCUS NOW