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CVE-2023-53644· NVD / CVE Program· CNA Linux

media: radio-shark: Add endpoint checks

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: 0.15% (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 2b580d0f03c4fc00013cd08f9ed96b87a08fd0d9, 3ed6a312ac1e7278f92b1b3d95377b335ae21e89, 4c3057a1927fa0b9ed8948b6f3b56b4ff9fa63d3.

Low priority for now. Upgrade to Linux Linux 2b580d0f03c4fc00013cd08f9ed96b87a08fd0d9, 3ed6a312ac1e7278f92b1b3d95377b335ae21e89, 4c3057a1927fa0b9ed8948b6f3b56b4ff9fa63d3 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: media: radio-shark: Add endpoint checks The syzbot fuzzer was able to provoke a WARNING from the radio-shark2 driver: ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 0 PID: 3271 at drivers/usb/core/urb.c:504 usb_submit_urb+0xed2/0x1880 drivers/usb/core/urb.c:504 Modules linked in: CPU: 0 PID: 3271 Comm: kworker/0:3 Not tainted 6.1.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Workqueue: usb_hub_wq hub_event RIP: 0010:usb_submit_urb+0xed2/0x1880 drivers/usb/core/urb.c:504 Code: 7c 24 18 e8 00 36 ea fb 48 8b 7c 24 18 e8 36 1c 02 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 a0 b6 90 8a e8 9a 29 b8 03 <0f> 0b e9 58 f8 ff ff e8 d2 35 ea fb 48 81 c5 c0 05 00 00 e9 84 f7 RSP: 0018:ffffc90003876dd0 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: ffff8880750b0040 RSI: ffffffff816152b8 RDI: fffff5200070edac RBP: ffff8880172d81e0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: 0000000000000001 R13: ffff8880285c5040 R14: 0000000000000002 R15: ffff888017158200 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe03235b90 CR3: 000000000bc8e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> usb_start_wait_urb+0x101/0x4b0 drivers/usb/core/message.c:58 usb_bulk_msg+0x226/0x550 drivers/usb/core/message.c:387 shark_write_reg+0x1ff/0x2e0 drivers/media/radio/radio-shark2.c:88 ... The problem was caused by the fact that the driver does not check whether the endpoints it uses are actually present and have the appropriate types. This can be fixed by adding a simple check of these endpoints (and similarly for the radio-shark driver).

MediumCVSS 5.5 · v3.1—No exploit Fix available
Published
Oct 7, 2025
Updated
Jun 17, 2026
EPSS
0.1% · 4th percentile
CWE
—

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 · 0.1%

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-2023-53644

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 kernel3.6 and later · before 4.14.316
  • linux linux kernel4.15 and later · before 4.19.284
  • linux linux kernel4.20 and later · before 5.4.244
  • linux linux kernel5.5 and later · before 5.10.181
  • linux linux kernel5.11 and later · before 5.15.114
  • linux linux kernel5.16 and later · before 6.1.31
  • linux linux kernel6.2 and later · before 6.3.5

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

    • 3.6affected
    • 8e2ce73e932b629c3e12546e5fffac7ee54d0093 and later · before 3ed6a312ac1e7278f92b1b3d95377b335ae21e89affected · git
    • 8e2ce73e932b629c3e12546e5fffac7ee54d0093 and later · before afd72825b4fcb7ae4015e1c93b054f4c37a25684affected · git
    • 8e2ce73e932b629c3e12546e5fffac7ee54d0093 and later · before 2b580d0f03c4fc00013cd08f9ed96b87a08fd0d9affected · git
    • 8e2ce73e932b629c3e12546e5fffac7ee54d0093 and later · before 8a30dce9d7f70f8438956f6a01142b926c301334affected · git
    • 8e2ce73e932b629c3e12546e5fffac7ee54d0093 and later · before b1bde4b4360c3d8a35504443efabd3243b802805affected · git
    • 8e2ce73e932b629c3e12546e5fffac7ee54d0093 and later · before 53764a17f5d8f0d00b13297d06b5e65fa844288baffected · git
    • 8e2ce73e932b629c3e12546e5fffac7ee54d0093 and later · before 4c3057a1927fa0b9ed8948b6f3b56b4ff9fa63d3affected · git
    • 8e2ce73e932b629c3e12546e5fffac7ee54d0093 and later · before 76e31045ba030e94e72105c01b2e98f543d175acaffected · git
    • before 3.6not affected · semver

Package-level exposure

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

EcosystemPackageAffected rangeFix
Debian:12linuxbefore 6.1.37-16.1.37-1
Debian:13linuxbefore 6.3.7-16.3.7-1

Other highest-scoring records for the same primary product.

  • 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
  • CVE-2016-5195Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect haKEV
    83Now
  • CVE-2019-13272In the Linux kernel before 5.1.17, ptrace_link in kernel/ptrace.c mishandles the recording of the credentials of a process that wants to creKEV
    77This week
  • CVE-2013-6282The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the v6k and v7 ARM platforms do not validate certain addKEV
    77This week
  • CVE-2013-2094The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows loKEV
    77This week

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 Linux2b580d0f03c4fc00013cd08f9ed96b87a08fd0d9Vendor (CNA)
Linux Linux3ed6a312ac1e7278f92b1b3d95377b335ae21e89Vendor (CNA)
Linux Linux4c3057a1927fa0b9ed8948b6f3b56b4ff9fa63d3Vendor (CNA)
Linux Linux53764a17f5d8f0d00b13297d06b5e65fa844288bVendor (CNA)
Linux Linux76e31045ba030e94e72105c01b2e98f543d175acVendor (CNA)
Linux Linux8a30dce9d7f70f8438956f6a01142b926c301334Vendor (CNA)
Linux Linuxafd72825b4fcb7ae4015e1c93b054f4c37a25684Vendor (CNA)
Linux Linuxb1bde4b4360c3d8a35504443efabd3243b802805Vendor (CNA)
debian:linux6.1.37-1 · 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.

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).

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

Weakness class (CWE)

—

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