scsi: snic: Fix possible UAF in snic_tgt_create()
Priority LOW 23Published · Updated
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Fixed
No CVSS vector from any source. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible UAF in snic_tgt_create() Smatch reports a warning as follows: drivers/scsi/snic/snic_disc.c:307 snic_tgt_create() warn: '&tgt->list' not removed from list If device_add() fails in snic_tgt_create(), tgt will be freed, but tgt->list will not be removed from snic->disc.tgt_list, then list traversal may cause UAF. Remove from snic->disc.tgt_list before free().
Why it matters now
EPSS 0.00284 21st percentileScored 2026-11-07
Fix Fixed Linux (Linux): 4.9.337, 4.14.303, 4.19.270 +6
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.2 and later | 4.9.337, 4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2, 6.2 | Patch available | CNA |
- Linux VendorLinux Affected 4.2 and later Fixed in 4.9.337, 4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2, 6.2 Patch available CNA
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.9.337, 4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2, 6.2
Vendor assessments
Red Hat
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-2022-50840
- 2026-10-03 Alias added: GHSA-rwh2-wwjg-8c2j
References
Other 9
- https://git.kernel.org/stable/c/f9d8b8ba0f1a16cde0b1fc9e80466df76b6db8ff
- https://git.kernel.org/stable/c/3772319e40527e6a5f2ec1d729e01f271d818f5c
- https://git.kernel.org/stable/c/3007f96ca20c848d0b1b052df6d2cb5ae5586e78
- https://git.kernel.org/stable/c/6866154c23fba40888ad6d554cccd4bf2edb755e
- https://git.kernel.org/stable/c/ad27f74e901fc48729733c88818e6b96c813057d
- https://git.kernel.org/stable/c/1895e908b3ae66a5312fd1b2cdda2da82993dca7
- https://git.kernel.org/stable/c/c7f0f8dab1ae5def57c1a8a9cafd6fabe1dc27cc
- https://git.kernel.org/stable/c/4141cd9e8b3379aea52a85d2c35f6eaf26d14e86
- https://git.kernel.org/stable/c/e118df492320176af94deec000ae034cc92be754
More Linux vulnerabilities
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- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2021-02452 Incorrect authorization in Ubuntu linux kernel 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
Sources
- CVE-2022-50840 · CVE Program
- CVE-2022-50840 · NVD
- FIRST EPSS
- GHSA-rwh2-wwjg-8c2j · GitHub Advisory Database · CC BY 4.0
- CVE-2022-50840 · Red Hat security data · CC BY 4.0
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