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CVE-2022-48962

net: hisilicon: Fix potential use-after-free in hisi_femac_rx()

HIGH
7.8
CVSS Score
Published: October 21, 2024 at 08:05 PM UTC
Updated: August 5, 2026 at 09:24 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: net: hisilicon: Fix potential use-after-free in hisi_femac_rx() The skb is delivered to napi_gro_receive() which may free it, after calling this, dereferencing skb may trigger use-after-free.

Affected

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

Linux Kernel· Linux
95%
4.10 ≤ v < 4.14.3024.15 ≤ v < 4.19.2694.20 ≤ v < 5.4.2274.8 ≤ v < 4.14.3024.8 ≤ v < 4.19.2694.8 ≤ v < 4.9.3364.8 ≤ v < 5.10.1594.8 ≤ v < 5.15.834.8 ≤ v < 5.4.2274.8 ≤ v < 6.0.134.8 ≤ v < 6.15.11 ≤ v < 5.15.835.16 ≤ v < 6.0.135.5 ≤ v < 5.10.159542ae60af24f02e130e62cb3b7c23163a23500566.1 rc16.1 rc26.1 rc36.1 rc46.1 rc56.1 rc66.1 rc76.1 rc8
Vendor states this is fixed in 196e12671cb629d9f3b77b4d8bec854fc445533a (fixed)
Vendor states this is fixed in 296a50aa8b2982117520713edc1375777a9f8506 (fixed)
Vendor states this is fixed in 3501da8eb6d0f5f114a09ec953c54423f6f35885 (fixed)
Vendor states this is fixed in 4640177049549de1a43e9bc49265f0cdfce08cfd (fixed)
Vendor states this is fixed in 6f4798ac9c9e98f41553c4f5e6c832c8860a6942 (fixed)
Vendor states this is fixed in 8595a2db8eb0ffcbb466eb9f4a7507a5ba06ebb9 (fixed)
Vendor states this is fixed in aceec8ab752428d8e151321479e82cc1a40fee2e (fixed)
Vendor states this is fixed in e71a46cc8c9ad75f3bb0e4b361e81f79c0214cca (fixed)
Vendor states this is fixed in 4.14.302 (unaffected)
Vendor states this is fixed in 4.19.269 (unaffected)
Vendor states this is fixed in 4.8 (unaffected)
Vendor states this is fixed in 4.9.336 (unaffected)
Vendor states this is fixed in 5.10.159 (unaffected)
Vendor states this is fixed in 5.15.83 (unaffected)
Vendor states this is fixed in 5.4.227 (unaffected)
Vendor states this is fixed in 6.0.13 (unaffected)
Vendor states this is fixed in 6.1 (unaffected)

References (8)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/196e12671cb629d9f3b77b4d8bec854fc445533a
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/296a50aa8b2982117520713edc1375777a9f8506
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/3501da8eb6d0f5f114a09ec953c54423f6f35885
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/4640177049549de1a43e9bc49265f0cdfce08cfd
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/6f4798ac9c9e98f41553c4f5e6c832c8860a6942
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8595a2db8eb0ffcbb466eb9f4a7507a5ba06ebb9
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/aceec8ab752428d8e151321479e82cc1a40fee2e
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e71a46cc8c9ad75f3bb0e4b361e81f79c0214cca

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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