CVE-2022-49405
CVE-2022-49405 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (16th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2022-54824
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
Description
In the Linux kernel, the following vulnerability has been resolved: staging: r8188eu: prevent ->Ssid overflow in rtw_wx_set_scan() This code has a check to prevent read overflow but it needs another check to prevent writing beyond the end of the ->Ssid[] array.
Frequently asked questions
- What is CVE-2022-49405?
- In the Linux kernel, the following vulnerability has been resolved: staging: r8188eu: prevent ->Ssid overflow in rtw_wx_set_scan() This code has a check to prevent read overflow but it needs another check to prevent writing beyond the end of the ->Ssid[] array.
- How severe is CVE-2022-49405?
- CVE-2022-49405 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-49405 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-49405?
- CVE-2022-49405 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-49405?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2022-49405 have an EU (EUVD) identifier?
- Yes. CVE-2022-49405 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-54824.
- When was CVE-2022-49405 published?
- CVE-2022-49405 was published on 2025-02-26 and last updated on 2026-06-17.
References
- https://git.kernel.org/stable/c/476bfda0be0f9669add92bff604ca78226cf53d1
- https://git.kernel.org/stable/c/ac2eab7de458f5e1210ce1237afab40a307075c8
- https://git.kernel.org/stable/c/bc10916e890948d8927a5c8c40fb5dc44be5e1b8
- https://git.kernel.org/stable/c/c4bd6b72df4f01aa866ceb298466d6d07a6bd525
Affected products (1)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
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