CVE-2024-26684

net: stmmac: xgmac: fix handling of DPP safety error for DMA channels

MEDIUM
5.5
CVSS Score
Published: April 2, 2024 at 07:01 AM UTC
Updated: June 17, 2026 at 07:18 AM UTC
2 products affected across 2 vendorsLinux KernelDebian Linux

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: xgmac: fix handling of DPP safety error for DMA channels Commit 56e58d6c8a56 ("net: stmmac: Implement Safety Features in XGMAC core") checks and reports safety errors, but leaves the Data Path Parity Errors for each channel in DMA unhandled at all, lead to a storm of interrupt. Fix it by checking and clearing the DMA_DPP_Interrupt_Status register.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5.11 ≤ v < 5.15.1495.16 ≤ v < 6.1.785.4 ≤ v < 5.10.2105.4 ≤ v < 5.15.1495.4 ≤ v < 5.4.2695.4 ≤ v < 6.1.785.4 ≤ v < 6.6.175.4 ≤ v < 6.7.55.4 ≤ v < 6.85.5 ≤ v < 5.10.2106.2 ≤ v < 6.6.176.7 ≤ v < 6.7.556e58d6c8a5640eb708e85866e9d243d0357ee546.8 rc16.8 rc26.8 rc3
Vendor states this is fixed in 2fc45a4631ac7837a5c497cb4f7e2115d950fc37 (fixed)
Vendor states this is fixed in 3b48c9e258c8691c2f093ee07b1ea3764caaa1b2 (fixed)
Vendor states this is fixed in 46eba193d04f8bd717e525eb4110f3c46c12aec3 (fixed)
Vendor states this is fixed in 6609e98ed82966a1b3168c142aca30f8284a7b89 (fixed)
Vendor states this is fixed in 7e0ff50131e9d1aa507be8e670d38e9300a5f5bf (fixed)
Vendor states this is fixed in e42ff0844fe418c7d03a14f9f90e1b91ba119591 (fixed)
Vendor states this is fixed in e9837c83befb5b852fa76425dde98a87b737df00 (fixed)
Vendor states this is fixed in 5.10.210 (unaffected)
Vendor states this is fixed in 5.15.149 (unaffected)
Vendor states this is fixed in 5.4 (unaffected)
Vendor states this is fixed in 5.4.269 (unaffected)
Vendor states this is fixed in 6.1.78 (unaffected)
Vendor states this is fixed in 6.6.17 (unaffected)
Vendor states this is fixed in 6.7.5 (unaffected)
Vendor states this is fixed in 6.8 (unaffected)

References (8)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/2fc45a4631ac7837a5c497cb4f7e2115d950fc37
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/3b48c9e258c8691c2f093ee07b1ea3764caaa1b2
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/46eba193d04f8bd717e525eb4110f3c46c12aec3
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/6609e98ed82966a1b3168c142aca30f8284a7b89
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/7e0ff50131e9d1aa507be8e670d38e9300a5f5bf
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e42ff0844fe418c7d03a14f9f90e1b91ba119591
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e9837c83befb5b852fa76425dde98a87b737df00
Mailing List
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
NVD-CWE-noinfo

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