xtensa: xtfpga: Fix refcount leak bug in setup
Priority LOW 24Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: xtensa: xtfpga: Fix refcount leak bug in setup In machine_setup(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00258 17th percentileScored 2026-11-07
Fix Fixed Linux (Linux): 4.9.321, 4.14.286, 4.19.250 +5
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 3.8 and later | 4.9.321, 4.14.286, 4.19.250, 5.4.202, 5.10.127, 5.15.51, 5.18.8, 5.19 | Patch available | CNA |
- Linux VendorLinux Affected 3.8 and later Fixed in 4.9.321, 4.14.286, 4.19.250, 5.4.202, 5.10.127, 5.15.51, 5.18.8, 5.19 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | before 4.9.321; 4.10 to before 4.14.286; 4.15 to before 4.19.250; 4.20 to before 5.4.202; 5.5 to before 5.10.127; 5.11 to before 5.15.51; 5.16 to before 5.18.8 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:* | 5.19 rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:* | 5.19 rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:* | 5.19 rc3 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 4.9.321; 4.10 to before 4.14.286; 4.15 to before 4.19.250; 4.20 to before 5.4.202; 5.5 to before 5.10.127; 5.11 to before 5.15.51; 5.16 to before 5.18.8 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:* Versions 5.19 rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:* Versions 5.19 rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:* Versions 5.19 rc3 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.9.321, 4.14.286, 4.19.250, 5.4.202, 5.10.127, 5.15.51, 5.18.8, 5.19
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 5 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2022-49681
- 2026-10-03 Alias added: GHSA-rhrv-h88h-98fv
References
Patch 8
- https://git.kernel.org/stable/c/b12d5c52f073a0420622aaf2f21b615cce8b36cc
- https://git.kernel.org/stable/c/35d7e961be68732eb3acaeba81fb81ca16eafd05
- https://git.kernel.org/stable/c/0715d0e60052662c3f225342062f174dd721d1c7
- https://git.kernel.org/stable/c/a52972ee706b438302eb0350e61f378eb191e3d1
- https://git.kernel.org/stable/c/6c0839cf1b9e1b3c88da6af76794583cbfae8da3
- https://git.kernel.org/stable/c/0162451723178602c37f0555d235dfa17e486112
- https://git.kernel.org/stable/c/9b30c5c8884eda3f541229899671cebbad15979b
- https://git.kernel.org/stable/c/173940b3ae40114d4179c251a98ee039dc9cd5b3
More Linux Kernel vulnerabilities
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- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2022-49681 · CVE Program
- CVE-2022-49681 · NVD
- FIRST EPSS
- GHSA-rhrv-h88h-98fv · GitHub Advisory Database · CC BY 4.0
- CVE-2022-49681 · Red Hat security data · CC BY 4.0
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