SECUFOCUSNOW
Home›CVE index›CVE-2022-50757
Review reviewHigh

CVE-2022-50757

Linux

In the Linux kernel, the following vulnerability has been resolved: media: camss: Clean up received buffers on failed start of streaming It is required to return the received buffers, if streaming can not be started. For instance media_pipeline_start() may fail with EPIPE, if a link validation between entities is not passed, and in such a case a user gets a kernel warning: WARNING: CPU: 1 PID: 520 at drivers/media/common/videobuf2/videobuf2-core.c:1592 vb2_start_streaming+0xec/0x160 <snip> Call trace: vb2_start_streaming+0xec/0x160 vb2_core_streamon+0x9c/0x1a0 vb2_ioctl_streamon+0x68/0xbc v...

CVSS
7.8
EPSS
-
- percentile
CISA KEV
Not listed
Published
2025.12.24
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 7.8

Vulnerability overview

In the Linux kernel, the following vulnerability has been resolved: media: camss: Clean up received buffers on failed start of streaming It is required to return the received buffers, if streaming can not be started. For instance media_pipeline_start() may fail with EPIPE, if a link validation between entities is not passed, and in such a case a user gets a kernel warning: WARNING: CPU: 1 PID: 520 at drivers/media/common/videobuf2/videobuf2-core.c:1592 vb2_start_streaming+0xec/0x160 <snip> Call trace: vb2_start_streaming+0xec/0x160 vb2_core_streamon+0x9c/0x1a0 vb2_ioctl_streamon+0x68/0xbc v...

Affected product and versions

Product
Linux
Affected versions
>= 0ac2586c410fe00d58dd09bf270a22f25d5287b8 < 75954cde8a5ca84003b24b6bf83197240935bd74, >= 0ac2586c410fe00d58dd09bf270a22f25d5287b8 < 04c734c716a97f1493b1edac41316aaed1d2a9d9, >= 0ac2586c410fe00d58dd09bf270a22f25d5287b8 < fe443b3fe36cd23d4f5dc6d825d34322e7c89f0c, >= 0ac2586c410fe00d58dd09bf270a22f25d5287b8 < 3d5cab726e3b370fea1b6e67183f0e13c409ce5c, >= 0ac2586c410fe00d58dd09bf270a22f25d5287b8 < d1c44928bb3ca0ec88e7ad5937a2a26a259aede6, >= 0ac2586c410fe00d58dd09bf270a22f25d5287b8 < f05326a440dc31b91b688b2f3f15b7347894a50b, >= 0ac2586c410fe00d58dd09bf270a22f25d5287b8 < 24df4fa3e795fb4b15fd4d3c036596e0978d265a, >= 0ac2586c410fe00d58dd09bf270a22f25d5287b8 < c8f3582345e6a69da65ab588f7c4c2d1685b0e80, >= 4.14
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Linux and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
Not available