CVE-2022-48669: powerpc/pseries: Fix potential memleak in papr_get_attr()
Vulnerability summary
CVE-2022-48669 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 19.5% 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 13 · Related 10Timeline
- 01-05-2024PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix potential memleak in papr_get_attr() `buf` is allocated in papr_get_attr(), and krealloc() of `buf` could fail. We need to free the original `buf` in the case of failure.
CVSS metrics
4 scores · 4 sources · 1 version- 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
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.27%
Chance of exploitation in the next 30 days
Percentile
20%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.27% 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.
Ubuntu82 products
- linux< 6.8.0-35.35
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 6.8.0-1009.9
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 3c14b73454cf9f6e2146443fdfbdfb912c0efed3, < a3f22feb2220a945d1c3282e34199e8bcdc5afc4 | ≥ 3c14b73454cf9f6e2146443fdfbdfb912c0efed3, < 1699fb915b9f61794d559b55114c09a390aaf234 | ≥ 3c14b73454cf9f6e2146443fdfbdfb912c0efed3, < 7f7d39fe3d80d6143404940b2413010cf6527029 | ≥ 3c14b73454cf9f6e2146443fdfbdfb912c0efed3, < d0647c3e81eff62b66d46fd4e475318cb8cb3610 | ≥ 3c14b73454cf9f6e2146443fdfbdfb912c0efed3, < cda9c0d556283e2d4adaa9960b2dc19b16156bae | 5.18
- linux_kernel≥ 5.18, < 6.1.83 | ≥ 6.2, < 6.6.23 | ≥ 6.7, < 6.7.11 | ≥ 6.8, < 6.8.2
Debian1 product
- linux< 6.1.85-1 | < 6.7.12-1
3 vendors · 85 products
