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CVE-2022-50840· NVD / CVE Program· CNA Linux

scsi: snic: Fix possible UAF in snic_tgt_create()

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().

—No exploit Fix available
Published
Dec 30, 2025
Updated
Jun 17, 2026
EPSS
0.3% · 19th percentile
CWE
—
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Action score

0

Monitor

Low priority for now.

CVSS
0 / 40 · —
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.3%

Affected systems

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Versions reported by the vendor

Affected version ranges reported by the assigning authority (Linux). Independent of NVD's CPE analysis and usually ahead of it.

  • Linux Linux

    • 4.2affected
    • c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa and later · before f9d8b8ba0f1a16cde0b1fc9e80466df76b6db8ffaffected · git
    • c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa and later · before 3772319e40527e6a5f2ec1d729e01f271d818f5caffected · git
    • c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa and later · before 3007f96ca20c848d0b1b052df6d2cb5ae5586e78affected · git
    • c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa and later · before 6866154c23fba40888ad6d554cccd4bf2edb755eaffected · git
    • c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa and later · before ad27f74e901fc48729733c88818e6b96c813057daffected · git
    • c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa and later · before 1895e908b3ae66a5312fd1b2cdda2da82993dca7affected · git
    • c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa and later · before c7f0f8dab1ae5def57c1a8a9cafd6fabe1dc27ccaffected · git
    • c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa and later · before 4141cd9e8b3379aea52a85d2c35f6eaf26d14e86affected · git
    • c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa and later · before e118df492320176af94deec000ae034cc92be754affected · git

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:12linuxbefore 6.1.4-16.1.4-1

Same product

linux: all records

Other highest-scoring records for the same primary product.

  • CVE-2026-74705udp: fix potential use-after-free in tunnel segmentation
    40Plan
  • CVE-2026-74612veth: fix skb length accounting after XDP frag adjustment
    40Plan
  • CVE-2026-74475vxlan: use neigh_ha_snapshot() in route_shortcircuit()
    40Plan
  • CVE-2026-74309vdpa/octeon_ep: fix IRQ-to-ring mapping in interrupt handler
    40Plan
  • CVE-2026-74280crypto: marvell/octeontx - fix DMA cleanup using wrong loop index
    40Plan
  • CVE-2026-74279crypto: cavium/cpt - fix DMA cleanup using wrong loop index
    40Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
Linux Linux1895e908b3ae66a5312fd1b2cdda2da82993dca7Vendor (CNA)
Linux Linux3007f96ca20c848d0b1b052df6d2cb5ae5586e78Vendor (CNA)
Linux Linux3772319e40527e6a5f2ec1d729e01f271d818f5cVendor (CNA)
Linux Linux4141cd9e8b3379aea52a85d2c35f6eaf26d14e86Vendor (CNA)
Linux Linux6866154c23fba40888ad6d554cccd4bf2edb755eVendor (CNA)
Linux Linuxad27f74e901fc48729733c88818e6b96c813057dVendor (CNA)
Linux Linuxc7f0f8dab1ae5def57c1a8a9cafd6fabe1dc27ccVendor (CNA)
Linux Linuxe118df492320176af94deec000ae034cc92be754Vendor (CNA)
Linux Linuxf9d8b8ba0f1a16cde0b1fc9e80466df76b6db8ffVendor (CNA)
debian:linux6.1.4-1 · Debian:12Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

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Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

No CVSS vector for this record, so attack conditions can't be derived.

Weakness class (CWE)

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Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

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Change log

  1. Fix✗ → ✓

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References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records