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CVE-2023-53573clk: rs9: Fix suspend/resume

Description

In the Linux kernel, the following vulnerability has been resolved: clk: rs9: Fix suspend/resume Disabling the cache in commit 2ff4ba9e3702 ("clk: rs9: Fix I2C accessors") without removing cache synchronization in resume path results in a kernel panic as map->cache_ops is unset, due to REGCACHE_NONE. Enable flat cache again to support resume again. num_reg_defaults_raw is necessary to read the cache defaults from hardware. Some registers are strapped in hardware and cannot be provided in software.

Timeline

  1. ID reserved

    By Linux

  2. Published

  3. · 8 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-53573, by who scored it
Scored byCVSSScoreVector
NVDNVD · Analyzed3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.15% · top 96% of all CVEs (14 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Affected products

  • Linux · Linux

    • affected 2ff4ba9e37024735f5cefc5ea2a73fc66addfe0e – < 74f4471ad64214dd5046213ebdd6e0930da7bd2c
    • affected 2ff4ba9e37024735f5cefc5ea2a73fc66addfe0e – < a983967602675880d6160a17ace2c0f48717ff33
    • affected 2ff4ba9e37024735f5cefc5ea2a73fc66addfe0e – < 632e04739c8f45c2d9ca4d4c5bd18d80c2ac9296
    • affected 94c9e0e11a53e18fcedbf4563ef04a07385b2c89
    • affected 6.0.8 – < 6.1

  • Linux · Linux

    • affected 6.1
    • unaffected < 6.1
    • unaffected 6.1.25 – ≤ 6.1.*
    • unaffected 6.2.12 – ≤ 6.2.*
    • unaffected 6.3 – ≤ *

References

References3

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .