CVE-2022-48856: gianfar: ethtool: Fix refcount leak in gfar_get_ts_info
Vulnerability summary
CVE-2022-48856 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 11.4% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 7 · Related 7Timeline
- 16-07-2024PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: gianfar: ethtool: Fix refcount leak in gfar_get_ts_info The of_find_compatible_node() function returns a node pointer with refcount incremented, We should use of_node_put() on it when done Add the missing of_node_put() to release the refcount.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.21%
Chance of exploitation in the next 30 days
Percentile
11%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.21% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu89 products
- linux< 5.4.0-117.132
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 5.4.0-1078.84
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 7349a74ea75ca27606ead81df3ed67f1b32a94ba, < 6263f2eb93a85ad7df504daf0c341a7fb6bbe8a6 | ≥ 7349a74ea75ca27606ead81df3ed67f1b32a94ba, < f7b3b520349193f8a82cca74daf366199e06add9 | ≥ 7349a74ea75ca27606ead81df3ed67f1b32a94ba, < 21044e679ed535345042d2023f7df0ca8e897e2a | ≥ 7349a74ea75ca27606ead81df3ed67f1b32a94ba, < f49f646f9ec296fc0afe7ae92c2bb47f23e3846c | ≥ 7349a74ea75ca27606ead81df3ed67f1b32a94ba, < 0e1b9a2078e07fb1e6e91bf8badfd89ecab1e848 | ≥ 7349a74ea75ca27606ead81df3ed67f1b32a94ba, < 2ac5b58e645c66932438bb021cb5b52097ce70b0 | 4.18
- linux_kernel≥ 4.18, < 4.19.235 | ≥ 4.20, < 5.4.185 | ≥ 5.5, < 5.10.106 | ≥ 5.11, < 5.15.29 | ≥ 5.16, < 5.16.15
Debian1 product
- linux< 5.16.18-1
3 vendors · 92 products
