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Review reviewHigh

CVE-2023-52775

Linux Linux, linux kernel

In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid data corruption caused by decline We found a data corruption issue during testing of SMC-R on Redis applications. The benchmark has a low probability of reporting a strange error as shown below. "Error: Protocol error, got "\xe2" as reply type byte" Finally, we found that the retrieved error data was as follows: 0xE2 0xD4 0xC3 0xD9 0x04 0x00 0x2C 0x20 0xA6 0x56 0x00 0x16 0x3E 0x0C 0xCB 0x04 0x02 0x01 0x00 0x00 0x20 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0xE2 It is...

CVSS
7.8
EPSS
-
- percentile
CISA KEV
Not listed
Published
2024.05.22
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: net/smc: avoid data corruption caused by decline We found a data corruption issue during testing of SMC-R on Redis applications. The benchmark has a low probability of reporting a strange error as shown below. "Error: Protocol error, got "\xe2" as reply type byte" Finally, we found that the retrieved error data was as follows: 0xE2 0xD4 0xC3 0xD9 0x04 0x00 0x2C 0x20 0xA6 0x56 0x00 0x16 0x3E 0x0C 0xCB 0x04 0x02 0x01 0x00 0x00 0x20 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0xE2 It is...

Affected product and versions

Product
Linux Linux, linux kernel
Affected versions
>= 0fb0b02bd6fd26cba38002be4a6bbcae2228fd44 < 5ada292b5c504720a0acef8cae9acc62a694d19c, >= 0fb0b02bd6fd26cba38002be4a6bbcae2228fd44 < 90072af9efe8c7bd7d086709014ddd44cebd5e7c, >= 0fb0b02bd6fd26cba38002be4a6bbcae2228fd44 < 94a0ae698b4d5d5bb598e23228002a1491c50add, >= 0fb0b02bd6fd26cba38002be4a6bbcae2228fd44 < 7234d2b5dffa5af77fd4e0deaebab509e130c6b1, >= 0fb0b02bd6fd26cba38002be4a6bbcae2228fd44 < e6d71b437abc2f249e3b6a1ae1a7228e09c6e563, >= 5.8, >= 5.8 < 5.10.203, >= 5.11 < 5.15.141, >= 5.16 < 6.1.65, >= 6.2 < 6.6.4, 6.7
Fixed versions
5.10.203, 5.15.141, 6.1.65, 6.6.4

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Linux Linux, linux kernel 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
CWE-787