mt76: mt7915: fix possible NULL pointer dereference in mt7915_mac_fill_rx_vector
Published Feb 26, 2025
5.5
MEDIUMCVSS 3.1
EPSS 0.22%
Description
Fix possible NULL pointer dereference in mt7915_mac_fill_rx_vector routine if the chip does not support dbdc and the hw reports band_idx set to 1.
Affected products
-
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version
-
- Version 5.12StatusaffectedConstraints-
- Version 0StatusunaffectedConstraints<5.12
- Version 5.18.3StatusunaffectedConstraints<=5.18.*
- Version 5.19StatusunaffectedConstraints<=*
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
- ≥ 5.12 · < 5.18.3
No data.
Red Hat Enterprise Linux 10
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Not affected
Red Hat Enterprise Linux 7
kernel-rt
Not affected
Red Hat Enterprise Linux 8
kernel
Not affected
Red Hat Enterprise Linux 8
kernel-rt
Not affected
Red Hat Enterprise Linux 9
kernel
Not affected
Red Hat Enterprise Linux 9
kernel-rt
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 10 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise Linux 9 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 9 | kernel-rt | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Oct 1, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
Score over time
2025-2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (4 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 0.22% (0.00224) | 11.79th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.21% (0.00205) | 10.54th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.02% (0.00023) | 3.70th | v4 (v2025.03.14) |
| Feb 27, 2025 | 0.04% (0.00043) | 11.77th | v3 (v2023.03.01) |
References (7)
- https://access.redhat.com/security/cve/CVE-2022-49484 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2347856 Issue Tracking
- https://git.kernel.org/stable/c/268e8ef187eb8780d021b0e4f5ffa92dee5c4983 Patch
- https://git.kernel.org/stable/c/62fdc974894eec80d678523458cf99bbdb887e22 Patch
- https://lore.kernel.org/linux-cve-announce/2025022605-CVE-2022-49484-4983@gregkh/T
- https://nvd.nist.gov/vuln/detail/CVE-2022-49484
- https://www.cve.org/CVERecord?id=CVE-2022-49484
Change history (0)
No recorded changes yet.