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CVE-2026-53024

In the Linux kernel, the following vulnerability has been resolved: greybus: raw: fix use-after-free if write is called after disconnect If a user writes to the chardev after disconnect has been called, the kernel panics with the following trace (with CONFIG_INIT_ON_FREE_DEFAULT_ON=y): BUG: kernel NULL pointer dereference, address: 0000000000000218 ... Call Trace: <TASK> gb_operation_create_common+0x61/0x180 gb_operation_create_flags+0x28/0x
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:bb5c8f6fece6fcefca75f97c57718cacbd73a7158d69f38305fd134fb37c1176
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":["drivers/staging/greybus/raw.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.9"},{"lessThan":"4.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d2a4fa1655cf71f89d1a4c7f694e6d4e5351ba771d144df6d928db47c7c932ae · sha256:23f5d9d469d3f306… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/staging/greybus/raw.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"48d6c32bc049abd114e8f0836c0e7d7cbfba7827","status":"affected","version":"e806c7fb8e9bae87fc23958c3789f2c2f96f54a4","versionType":"git"},{"lessThan":"84265cbd96b97058ef67e3f8be3933667a000835","status":"affected","version":"e806c7fb8e9bae87fc23958c3789f2c2f96f54a4","versionType":"git"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d2a4fa1655cf71f89d1a4c7f694e6d4e5351ba771d144df6d928db47c7c932ae · sha256:23f5d9d469d3f306… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/staging/greybus/raw.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.9"},{"lessThan":"4.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d2a4fa1655cf71f89d1a4c7f694e6d4e5351ba771d144df6d928db47c7c932ae · sha256:23f5d9d469d3f306… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/staging/greybus/raw.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"48d6c32bc049abd114e8f0836c0e7d7cbfba7827","status":"affected","version":"e806c7fb8e9bae87fc23958c3789f2c2f96f54a4","versionType":"git"},{"lessThan":"84265cbd96b97058ef67e3f8be3933667a000835","status":"affected","version":"e806c7fb8e9bae87fc23958c3789f2c2f96f54a4","versionType":"git"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d2a4fa1655cf71f89d1a4c7f694e6d4e5351ba771d144df6d928db47c7c932ae · sha256:23f5d9d469d3f306… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d2a4fa1655cf71f89d1a4c7f694e6d4e5351ba771d144df6d928db47c7c932ae · sha256:23f5d9d469d3f306… · /containers/cna/metrics/0/cvssV3_1

Source references

2 source assertions
{"url":"https://git.kernel.org/stable/c/48d6c32bc049abd114e8f0836c0e7d7cbfba7827"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d2a4fa1655cf71f89d1a4c7f694e6d4e5351ba771d144df6d928db47c7c932ae · sha256:23f5d9d469d3f306… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/84265cbd96b97058ef67e3f8be3933667a000835"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d2a4fa1655cf71f89d1a4c7f694e6d4e5351ba771d144df6d928db47c7c932ae · sha256:23f5d9d469d3f306… · /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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