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NVD / CVE Program· CNA Linux

CVE-2021-47181: usb: musb: tusb6010: check return value after calling platform_get_resource()

Noroxi assessment

Priority: Monitor (action score 22/100)

  • The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
  • Probability of exploitation in the next 30 days: 0.22% (FIRST EPSS).
  • Someone with local access to the system can trigger it. A low-privileged account is enough. No user action is required. No special conditions are required; it is repeatable.
  • Fixed version: Linux Linux 06cfb4cb2241e704d72e3045cf4d7dfb567fbce0, 14651496a3de6807a17c310f63c894ea0c5d858e, 1ba7605856e05fa991d4654ac69e5ace66c767b9.
  • Mentioned 2 times in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Low priority for now. Upgrade to Linux Linux 06cfb4cb2241e704d72e3045cf4d7dfb567fbce0, 14651496a3de6807a17c310f63c894ea0c5d858e, 1ba7605856e05fa991d4654ac69e5ace66c767b9 or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

In the Linux kernel, the following vulnerability has been resolved: usb: musb: tusb6010: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.

MediumCVSS 5.5 · v3.1—No exploit Fix available
Published
Apr 10, 2024
Updated
Jun 17, 2026
EPSS
0.2% · 13th percentile

Report tools

JSON

Action score

22

Monitor

Low priority for now.

CVSS
22 / 40 · 5.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.2%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • No public exploit code on record
  • A fix has been released

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2021-47181

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
linuxlinux kernel

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • linux linux kernelbefore 4.4.293
  • linux linux kernel4.5 and later · before 4.9.291
  • linux linux kernel4.10 and later · before 4.14.256
  • linux linux kernel4.15 and later · before 4.19.218
  • linux linux kernel4.20 and later · before 5.4.162
  • linux linux kernel5.5 and later · before 5.10.82
  • linux linux kernel5.11 and later · before 5.15.5

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

    • 2.6.27affected
    • 550a7375fe720924241f0eb76e4a5c1a3eb8c32f and later · before 1ba7605856e05fa991d4654ac69e5ace66c767b9affected · git
    • 550a7375fe720924241f0eb76e4a5c1a3eb8c32f and later · before b3f43659eb0b9af2e6ef18a8d829374610b19e7aaffected · git
    • 550a7375fe720924241f0eb76e4a5c1a3eb8c32f and later · before 28be095eb612a489705d38c210afaf1103c5f4f8affected · git
    • 550a7375fe720924241f0eb76e4a5c1a3eb8c32f and later · before f87a79c04a33ab4e5be598c7b0867e6ef193d702affected · git
    • 550a7375fe720924241f0eb76e4a5c1a3eb8c32f and later · before 3ee15f1af17407be381bcf06a78fa60b471242ddaffected · git
    • 550a7375fe720924241f0eb76e4a5c1a3eb8c32f and later · before 679eee466d0f9ffa60a2b0c6ec19be5128927f04affected · git
    • 550a7375fe720924241f0eb76e4a5c1a3eb8c32f and later · before 06cfb4cb2241e704d72e3045cf4d7dfb567fbce0affected · git
    • 550a7375fe720924241f0eb76e4a5c1a3eb8c32f and later · before 14651496a3de6807a17c310f63c894ea0c5d858eaffected · git
    • before 2.6.27not affected · semver

Package-level exposure

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

EcosystemPackageAffected rangeFix
Debian:12linuxbefore 5.15.5-15.15.5-1
openSUSE:Leap 15.5dtb-aarch64before 5.14.21-150500.55.62.15.14.21-150500.55.62.1
openSUSE:Leap 15.5kernel-64kbbefore 5.14.21-150500.55.62.25.14.21-150500.55.62.2
openSUSE:Leap 15.5kernel-debugbefore 5.14.21-150500.55.62.25.14.21-150500.55.62.2
openSUSE:Leap 15.5kernel-defaultbefore 5.14.21-150500.55.62.25.14.21-150500.55.62.2
openSUSE:Leap 15.5kernel-default-basebefore 5.14.21-150500.55.62.2.150500.6.27.25.14.21-150500.55.62.2.150500.6.27.2
openSUSE:Leap 15.5kernel-docsbefore 5.14.21-150500.55.62.25.14.21-150500.55.62.2
openSUSE:Leap 15.5kernel-kvmsmallbefore 5.14.21-150500.55.62.25.14.21-150500.55.62.2
openSUSE:Leap 15.5kernel-obs-buildbefore 5.14.21-150500.55.62.25.14.21-150500.55.62.2
openSUSE:Leap 15.5kernel-obs-qabefore 5.14.21-150500.55.62.15.14.21-150500.55.62.1
openSUSE:Leap 15.5kernel-rtbefore 5.14.21-150500.13.52.15.14.21-150500.13.52.1
openSUSE:Leap 15.5kernel-rt_debugbefore 5.14.21-150500.13.52.15.14.21-150500.13.52.1
openSUSE:Leap 15.5kernel-sourcebefore 5.14.21-150500.55.62.25.14.21-150500.55.62.2
openSUSE:Leap 15.5kernel-source-rtbefore 5.14.21-150500.13.52.15.14.21-150500.13.52.1
openSUSE:Leap 15.5kernel-symsbefore 5.14.21-150500.55.62.15.14.21-150500.55.62.1
openSUSE:Leap 15.5kernel-syms-rtbefore 5.14.21-150500.13.52.15.14.21-150500.13.52.1
openSUSE:Leap 15.5kernel-zfcpdumpbefore 5.14.21-150500.55.62.25.14.21-150500.55.62.2
openSUSE:Leap Micro 5.3kernel-defaultbefore 5.14.21-150400.24.119.15.14.21-150400.24.119.1
openSUSE:Leap Micro 5.3kernel-default-basebefore 5.14.21-150400.24.119.1.150400.24.56.15.14.21-150400.24.119.1.150400.24.56.1
openSUSE:Leap Micro 5.3kernel-rtbefore 5.14.21-150400.15.79.15.14.21-150400.15.79.1
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSkernel-64kbbefore 5.14.21-150400.24.119.15.14.21-150400.24.119.1
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSkernel-docsbefore 5.14.21-150400.24.119.15.14.21-150400.24.119.1
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSkernel-obs-buildbefore 5.14.21-150400.24.119.15.14.21-150400.24.119.1
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSkernel-sourcebefore 5.14.21-150400.24.119.15.14.21-150400.24.119.1

+21

Other highest-scoring records for the same primary product.

  • CVE-2026-31431crypto: algif_aead - Revert to operating out-of-placeKEV
    90Now
  • CVE-2022-0847A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copy_page_to_iter_pipe KEV
    89Now
  • CVE-2021-22555Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACEKEV
    85Now

Published before and after this one in the same product

  • ← EarlierCVE-2024-26815Apr 10, 2024 · net/sched: taprio: proper TCA_TAPRIO_TC_ENTRY_INDEX check
    22Monitor
  • ← EarlierCVE-2024-26816Apr 10, 2024 · x86, relocs: Ignore relocations in .notes section
    22Monitor
  • Later →CVE-2021-47182Apr 10, 2024 · scsi: core: Fix scsi_mode_sense() buffer length handling
    22Monitor

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 Linux06cfb4cb2241e704d72e3045cf4d7dfb567fbce0Vendor (CNA)
Linux Linux14651496a3de6807a17c310f63c894ea0c5d858eVendor (CNA)
Linux Linux1ba7605856e05fa991d4654ac69e5ace66c767b9Vendor (CNA)
Linux Linux28be095eb612a489705d38c210afaf1103c5f4f8Vendor (CNA)
Linux Linux3ee15f1af17407be381bcf06a78fa60b471242ddVendor (CNA)
Linux Linux679eee466d0f9ffa60a2b0c6ec19be5128927f04Vendor (CNA)
Linux Linuxb3f43659eb0b9af2e6ef18a8d829374610b19e7aVendor (CNA)
Linux Linuxf87a79c04a33ab4e5be598c7b0867e6ef193d702Vendor (CNA)
debian:linux5.15.5-1 · Debian:12Package registry (OSV)
opensuse:dtb-aarch645.14.21-150500.55.62.1 · openSUSE:Leap 15.5Package registry (OSV)
opensuse:kernel-64kb5.14.21-150500.55.62.2 · openSUSE:Leap 15.5Package registry (OSV)
opensuse:kernel-debug5.14.21-150500.55.62.2 · openSUSE:Leap 15.5Package registry (OSV)
opensuse:kernel-default5.14.21-150400.24.119.1 · openSUSE:Leap Micro 5.3Package registry (OSV)
opensuse:kernel-default-base5.14.21-150400.24.119.1.150400.24.56.1 · openSUSE:Leap Micro 5.3Package registry (OSV)
opensuse:kernel-docs5.14.21-150500.55.62.2 · openSUSE:Leap 15.5Package registry (OSV)
opensuse:kernel-kvmsmall5.14.21-150500.55.62.2 · openSUSE:Leap 15.5Package registry (OSV)
opensuse:kernel-obs-build5.14.21-150500.55.62.2 · openSUSE:Leap 15.5Package registry (OSV)
opensuse:kernel-obs-qa5.14.21-150500.55.62.1 · openSUSE:Leap 15.5Package registry (OSV)
opensuse:kernel-rt5.14.21-150400.15.79.1 · openSUSE:Leap Micro 5.3Package registry (OSV)
opensuse:kernel-source5.14.21-150500.55.62.2 · openSUSE:Leap 15.5Package registry (OSV)
opensuse:kernel-syms5.14.21-150500.55.62.1 · openSUSE:Leap 15.5Package registry (OSV)
suse:kernel-64kb5.14.21-150400.24.119.1 · SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSPackage registry (OSV)
suse:kernel-default5.14.21-150400.24.119.1 · SUSE:Linux Enterprise Micro 5.3Package registry (OSV)
suse:kernel-default-base5.14.21-150400.24.119.1.150400.24.56.1 · SUSE:Linux Enterprise Micro 5.3Package registry (OSV)
suse:kernel-docs5.14.21-150400.24.119.1 · SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSPackage registry (OSV)
suse:kernel-livepatch-SLE15-SP4_Update_261-150400.9.3.1 · SUSE:Linux Enterprise Live Patching 15 SP4Package registry (OSV)
suse:kernel-livepatch-SLE15-SP5_Update_131-150500.11.3.2 · SUSE:Linux Enterprise Live Patching 15 SP5Package registry (OSV)
suse:kernel-obs-build5.14.21-150400.24.119.1 · SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSPackage registry (OSV)
suse:kernel-rt5.14.21-150400.15.79.1 · SUSE:Linux Enterprise Micro 5.3Package registry (OSV)
suse:kernel-source5.14.21-150400.24.119.1 · SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOSPackage registry (OSV)

+3

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.

No history yet (it accumulates with the daily EPSS job).

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.

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.

—

Bug bounty scope

No known public program.

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

National notice (Türkiye Cybersecurity Directorate / USOM)

Official security notices citing this record; remediation advice is on the agency's page.

All national notices →

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Local
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

nvd-primary

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.

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

All records