CVE-2022-48743

net: amd-xgbe: Fix skb data length underflow

MEDIUM
5.5
CVSS Score
Published: June 20, 2024 at 11:13 AM UTC
Updated: August 5, 2026 at 09:24 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: net: amd-xgbe: Fix skb data length underflow There will be BUG_ON() triggered in include/linux/skbuff.h leading to intermittent kernel panic, when the skb length underflow is detected. Fix this by dropping the packet if such length underflows are seen because of inconsistencies in the hardware descriptors.

Affected

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

v ≥ 4.10.7v ≥ 4.4.584.10.7 ≤ v < 4.114.11 ≤ v < 4.14.2654.11 ≤ v < 4.19.2284.11 ≤ v < 5.10.974.11 ≤ v < 5.15.204.11 ≤ v < 5.16.64.11 ≤ v < 5.174.11 ≤ v < 5.4.1774.15 ≤ v < 4.19.2284.20 ≤ v < 5.4.1774.4.58 ≤ v < 4.54.9.19 ≤ v < 4.9.3005.11 ≤ v < 5.15.205.16 ≤ v < 5.16.65.5 ≤ v < 5.10.974.10.74.114.4.584.9.19622c36f143fc9566ba49d7cec994c2da1182d9e2ae43f9360a21b35cf785ae9a0fdce524d7af0938ae9d577f3dbb686862b7d0dc9cc73054f0964d4dfafc9555d87a19c78bcd43ed731c3a73bf0b37a9
Vendor states this is fixed in 34aeb4da20f93ac80a6291a2dbe7b9c6460e9b26 (fixed)
Vendor states this is fixed in 4d3fcfe8464838b3920bc2b939d888e0b792934e (fixed)
Vendor states this is fixed in 5aac9108a180fc06e28d4e7fb00247ce603b72ee (fixed)
Vendor states this is fixed in 617f9934bb37993b9813832516f318ba874bcb7d (fixed)
Vendor states this is fixed in 9892742f035f7aa7dcd2bb0750effa486db89576 (fixed)
Vendor states this is fixed in 9924c80bd484340191e586110ca22bff23a49f2e (fixed)
Vendor states this is fixed in db6fd92316a254be2097556f01bccecf560e53ce (fixed)
Vendor states this is fixed in e8f73f620fee5f52653ed2da360121e4446575c5 (fixed)
Vendor states this is fixed in 4.11 (unaffected)
Vendor states this is fixed in 4.14.265 (unaffected)
Vendor states this is fixed in 4.19.228 (unaffected)
Affected range stops below 4.5, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 4.9.300 (unaffected)
Vendor states this is fixed in 5.10.97 (unaffected)
Vendor states this is fixed in 5.15.20 (unaffected)
Vendor states this is fixed in 5.16.6 (unaffected)
Vendor states this is fixed in 5.17 (unaffected)
Vendor states this is fixed in 5.4.177 (unaffected)

References (8)

Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/34aeb4da20f93ac80a6291a2dbe7b9c6460e9b26
Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/4d3fcfe8464838b3920bc2b939d888e0b792934e
Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/5aac9108a180fc06e28d4e7fb00247ce603b72ee
Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/617f9934bb37993b9813832516f318ba874bcb7d
Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/9892742f035f7aa7dcd2bb0750effa486db89576
Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/9924c80bd484340191e586110ca22bff23a49f2e
Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/db6fd92316a254be2097556f01bccecf560e53ce
Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e8f73f620fee5f52653ed2da360121e4446575c5

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

StatusMODIFIED
CWE
CWE-787

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