CVE-2022-48754 (GCVE-0-2022-48754)
Vulnerability from cvelistv5 – Published: 2024-06-20 11:13 – Updated: 2026-08-05 08:52
VLAI
EPSS
VEX
Title
phylib: fix potential use-after-free
Summary
In the Linux kernel, the following vulnerability has been resolved:
phylib: fix potential use-after-free
Commit bafbdd527d56 ("phylib: Add device reset GPIO support") added call
to phy_device_reset(phydev) after the put_device() call in phy_detach().
The comment before the put_device() call says that the phydev might go
away with put_device().
Fix potential use-after-free by calling phy_device_reset() before
put_device().
Severity
7.8 (High)
8.4 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-06-25 15:12 UTC
CWE
- CWE-416 - Use After Free
Assigner
References
6 references
Impacted products
16 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Linux | Linux |
Affected:
bafbdd527d569c8200521f2f7579f65a044271be , < 67d271760b037ce0806d687ee6057edc8afd4205
(git)
Affected: bafbdd527d569c8200521f2f7579f65a044271be , < f39027cbada43b33566c312e6be3db654ca3ad17 (git) Affected: bafbdd527d569c8200521f2f7579f65a044271be , < bd024e36f68174b1793906c39ca16cee0c9295c2 (git) Affected: bafbdd527d569c8200521f2f7579f65a044271be , < aefaccd19379d6c4620269a162bfb88ff687f289 (git) Affected: bafbdd527d569c8200521f2f7579f65a044271be , < cb2fab10fc5e7a3aa1bb0a68a3abdcf3e37852af (git) Affected: bafbdd527d569c8200521f2f7579f65a044271be , < cbda1b16687580d5beee38273f6241ae3725960c (git) |
guessed | |
| Linux | Linux |
Affected:
4.16
Unaffected: 0 , < 4.16 (semver) Unaffected: 4.19.228 , ≤ 4.19.* (semver) Unaffected: 5.4.176 , ≤ 5.4.* (semver) Unaffected: 5.10.96 , ≤ 5.10.* (semver) Unaffected: 5.15.19 , ≤ 5.15.* (semver) Unaffected: 5.16.5 , ≤ 5.16.* (semver) Unaffected: 5.17 , ≤ * (original_commit_for_fix) |
guessed | |
| linux | linux_kernel |
Affected:
bafbdd527d56 , < 67d271760b03
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Affected:
bafbdd527d56 , < f39027cbada4
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Affected:
bafbdd527d56 , < bd024e36f681
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Affected:
bafbdd527d56 , < aefaccd19379
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Affected:
bafbdd527d56 , < cb2fab10fc5e
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Affected:
bafbdd527d56 , < cbda1b166875
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Affected:
4.16
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Unaffected:
0 , < 4.16
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Unaffected:
4.19.228 , ≤ 4.20
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Unaffected:
5.4.176 , ≤ 5.5
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Unaffected:
5.10.96 , ≤ 5.11
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Unaffected:
5.15.19 , ≤ 5.16
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Unaffected:
5.16.5 , ≤ 5.17
(custom)
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
||
| linux | linux_kernel |
Unaffected:
5.17
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
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Commit bafbdd527d56 (\\\"phylib: agregue soporte GPIO para restablecer el dispositivo\\\") se agreg\u00f3 una llamada a phy_device_reset(phydev) despu\u00e9s de la llamada put_device() en phy_detach( ). El comentario antes de la llamada put_device() dice que phydev podr\u00eda desaparecer con put_device(). Solucione el posible use-after-free llamando a phy_device_reset() antes de 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"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2026-08-04T23:00:46+00:00",
"cve": "CVE-2022-48754",
"id": "CVE-2022-48754",
"initial_release_date": "2022-01-01T00:00:00+00:00",
"product_status:fixed": "270",
"product_status:known_affected": "150",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: phylib: fix potential use-after-free",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-48754.json",
"version": "3"
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\"unaffected\", \"version\": \"5.17\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/net/phy/phy_device.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/67d271760b037ce0806d687ee6057edc8afd4205\"}, {\"url\": \"https://git.kernel.org/stable/c/f39027cbada43b33566c312e6be3db654ca3ad17\"}, {\"url\": \"https://git.kernel.org/stable/c/bd024e36f68174b1793906c39ca16cee0c9295c2\"}, {\"url\": \"https://git.kernel.org/stable/c/aefaccd19379d6c4620269a162bfb88ff687f289\"}, {\"url\": \"https://git.kernel.org/stable/c/cb2fab10fc5e7a3aa1bb0a68a3abdcf3e37852af\"}, {\"url\": \"https://git.kernel.org/stable/c/cbda1b16687580d5beee38273f6241ae3725960c\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nphylib: fix potential use-after-free\\n\\nCommit bafbdd527d56 (\\\"phylib: Add device reset GPIO support\\\") added call\\nto phy_device_reset(phydev) after the put_device() call in phy_detach().\\n\\nThe comment before the put_device() call says that the phydev might go\\naway with put_device().\\n\\nFix potential use-after-free by calling phy_device_reset() before\\nput_device().\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.19.228\", \"versionStartIncluding\": \"4.16\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.176\", \"versionStartIncluding\": \"4.16\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.96\", \"versionStartIncluding\": \"4.16\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.19\", \"versionStartIncluding\": \"4.16\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.16.5\", \"versionStartIncluding\": \"4.16\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.17\", \"versionStartIncluding\": \"4.16\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2026-08-05T08:52:08.868Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2022-48754\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-05T08:52:08.868Z\", \"dateReserved\": \"2024-06-20T11:09:39.057Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-06-20T11:13:34.561Z\", \"assignerShortName\": \"Linux\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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