Answer in brief
CVE-2022-48720 records a High severity (CVSS 7.8) vulnerability in net: macsec: Fix offload support for NETDEV_UNREGISTER event. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=3cf3227a21d1fb020fe26128e60321bd2151e922 <2e7f5b6ee1a7a2c628253a95b0a95b582901ef1b || >=3cf3227a21d1fb020fe26128e60321bd2151e922 <e7a0b3a0806dae3cc81931f0e83055ca2ac6f455 || >=3cf3227a21d1fb020fe26128e60321bd2151e922 <8299be160aad8548071d080518712dec0df92bd5 || >=3cf3227a21d1fb020fe26128e60321bd2151e922 <9cef24c8b76c1f6effe499d2f131807c90f7ce9a | 2e7f5b6ee1a7a2c628253a95b0a95b582901ef1b, e7a0b3a0806dae3cc81931f0e83055ca2ac6f455, 8299be160aad8548071d080518712dec0df92bd5, 9cef24c8b76c1f6effe499d2f131807c90f7ce9a |
| Linux/Linuxgeneric | 5.6 | Not reported |
Published upstream
Jun 20, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 4, 2026
In the Linux kernel, the following vulnerability has been resolved: net: macsec: Fix offload support for NETDEV_UNREGISTER event Current macsec netdev notify handler handles NETDEV_UNREGISTER event by releasing relevant SW resources only, this causes resources leak in case of macsec HW offload, as the underlay driver was not notified to clean it's macsec offload resources. Fix by calling the underlay driver to clean it's relevant resources by moving offload handling from macsec_dellink() to macsec_common_dellink() when handling NETDEV_UNREGISTER event.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2022-48720 records a High severity (CVSS 7.8) vulnerability in net: macsec: Fix offload support for NETDEV_UNREGISTER event. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=3cf3227a21d1fb020fe26128e60321bd2151e922 <2e7f5b6ee1a7a2c628253a95b0a95b582901ef1b || >=3cf3227a21d1fb020fe26128e60321bd2151e922 <e7a0b3a0806dae3cc81931f0e83055ca2ac6f455 || >=3cf3227a21d1fb020fe26128e60321bd2151e922 <8299be160aad8548071d080518712dec0df92bd5 || >=3cf3227a21d1fb020fe26128e60321bd2151e922 <9cef24c8b76c1f6effe499d2f131807c90f7ce9a | 2e7f5b6ee1a7a2c628253a95b0a95b582901ef1b, e7a0b3a0806dae3cc81931f0e83055ca2ac6f455, 8299be160aad8548071d080518712dec0df92bd5, 9cef24c8b76c1f6effe499d2f131807c90f7ce9a |
| Linux/Linuxgeneric | 5.6 | Not reported |
Published upstream
Jun 20, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 4, 2026
In the Linux kernel, the following vulnerability has been resolved: net: macsec: Fix offload support for NETDEV_UNREGISTER event Current macsec netdev notify handler handles NETDEV_UNREGISTER event by releasing relevant SW resources only, this causes resources leak in case of macsec HW offload, as the underlay driver was not notified to clean it's macsec offload resources. Fix by calling the underlay driver to clean it's relevant resources by moving offload handling from macsec_dellink() to macsec_common_dellink() when handling NETDEV_UNREGISTER event.
Quoted source text, attributed separately from HOL analysis.