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CVE-2026-43502

In the Linux kernel, the following vulnerability has been resolved: net/rds: handle zerocopy send cleanup before the message is queued A zerocopy send can fail after user pages have been pinned but before the message is attached to the sending socket. The purge path currently infers zerocopy state from rm->m_rs, so an unqueued message can be cleaned up as if it owned normal payload pages. However, zerocopy ownership is really determined by the presence of op_mmp_znotifier, regardless of wheth
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:adde0d585d55710e8435daf077e5adfcece6e440d5b0da7a886aa85122d49ebb
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":["net/rds/message.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.17"},{"lessThan":"4.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrE…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/rds/message.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"e9aefdc5c53fe9aed108c14e3d155710a1bb14c9","status":"affected","version":"0cebaccef3acbdfbc2d85880a2efb765d2f4e2e3","versionType":"git"},{"lessThan":"46662f7dc59475995609bf3e9d27eb36f4acf26f","status":"affected","version":"0cebaccef3acbdfbc2d85880a2efb765d2f4e2e3","versionType":"git"},{"lessThan":"1e262db7675e27f42c3f3f47d6011855f4454f24","status":"affected","version":"0cebaccef3acbdfbc2d85880a2ef…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["net/rds/message.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.17"},{"lessThan":"4.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrE…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/rds/message.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"e9aefdc5c53fe9aed108c14e3d155710a1bb14c9","status":"affected","version":"0cebaccef3acbdfbc2d85880a2efb765d2f4e2e3","versionType":"git"},{"lessThan":"46662f7dc59475995609bf3e9d27eb36f4acf26f","status":"affected","version":"0cebaccef3acbdfbc2d85880a2efb765d2f4e2e3","versionType":"git"},{"lessThan":"1e262db7675e27f42c3f3f47d6011855f4454f24","status":"affected","version":"0cebaccef3acbdfbc2d85880a2ef…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /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:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/metrics/0/cvssV3_1

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/0f5c185fc79a59ee9991234dd6d2a3e5afa6e75b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/14ef6fd18db2494098b21e0471bf27a1d8e9993e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/1e262db7675e27f42c3f3f47d6011855f4454f24"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/21d70744e6d3bbf9293aa1ee6fba7c53ad75275e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/3abc8983b2bae3f487f77d9da5527d7d6b210d46"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/44b550d88b267320459d518c0743a241ab2108fa"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/46662f7dc59475995609bf3e9d27eb36f4acf26f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/e9aefdc5c53fe9aed108c14e3d155710a1bb14c9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:de72b3aff6f82732b2f29bfb2826c8c6654e7f41dac1eca62d7d5e992abe5a91 · sha256:c30ae9b0ca2ec854… · /containers/cna/references/0

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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