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CVE-2026-64419

In the Linux kernel, the following vulnerability has been resolved: mm/shrinker: do not hold RCU lock in shrinker_debugfs_count_show() Reading the debugfs "count" file of a memcg-aware shrinker can sleep inside an RCU read-side critical section: BUG: sleeping function called from invalid context at kernel/cgroup/rstat.c:421 RCU nest depth: 1, expected: 0 css_rstat_flush mem_cgroup_flush_stats zswap_shrinker_count shrinker_debugfs_count_show shrinker_debugfs_count_show() invok
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:72538a8d8d796f759537dd1a5e8fe5cabfa93fdb3f01c48e8fdc109c13b8a817
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["mm/shrinker_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.0"},{"lessThan":"6.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqua…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["mm/shrinker_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"de5f69b8dae8698ac5e48dfcd30017887cdf4e5a","status":"affected","version":"5035ebc644aec92d55d1bbfe042f35341e4bffb5","versionType":"git"},{"lessThan":"e441cbfbd0eaa6404278e985033c33caba4db767","status":"affected","version":"5035ebc644aec92d55d1bbfe042f35341e4bffb5","versionType":"git"},{"lessThan":"2fed79f0fe8c8d28a972c290dbfd693c3546c8c4","status":"affected","version":"5035ebc644aec92d55d1bbfe04…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["mm/shrinker_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.0"},{"lessThan":"6.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqua…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["mm/shrinker_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"de5f69b8dae8698ac5e48dfcd30017887cdf4e5a","status":"affected","version":"5035ebc644aec92d55d1bbfe042f35341e4bffb5","versionType":"git"},{"lessThan":"e441cbfbd0eaa6404278e985033c33caba4db767","status":"affected","version":"5035ebc644aec92d55d1bbfe042f35341e4bffb5","versionType":"git"},{"lessThan":"2fed79f0fe8c8d28a972c290dbfd693c3546c8c4","status":"affected","version":"5035ebc644aec92d55d1bbfe04…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/affected/0

Source references

6 source assertions
{"url":"https://git.kernel.org/stable/c/2fed79f0fe8c8d28a972c290dbfd693c3546c8c4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/560e21e8ccff813e84d05f6500907c549a3d6985"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/86237e56091e70f09c0fbf217f9d9c0e08f556c4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/b902890c62d200b3509cb5e09cf1e0a66553c128"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/de5f69b8dae8698ac5e48dfcd30017887cdf4e5a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/e441cbfbd0eaa6404278e985033c33caba4db767"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7ee606e77c0fab61f53c06185fbe40a0aedf707f9e51c75670c83b29b1c2789 · sha256:9b22fb66b12400ea… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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