CVE Explorer

CVE-2026-52941

In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid NULL deref of conn->lnk in smc_msg_event tracepoint The smc_msg_event tracepoint class, shared by smc_tx_sendmsg and smc_rx_recvmsg, unconditionally dereferences smc->conn.lnk: __string(name, smc->conn.lnk->ibname) conn->lnk is only set for SMC-R; for SMC-D it is NULL. Other code on these paths already handles this (e.g. !conn->lnk in SMC_STAT_RMB_TX_SIZE_SMALL()). With the tracepoint enabled, the first sendm

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:78b9c0d8d9f9fd8a4f0621f37dc06ad563ae22da7abfcaf2a32c20c8ba8d350d

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["net/smc/smc_tracepoint.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.16"},{"lessThan":"5.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.142","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.92","versionType":"semver"},{"lessTha…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/smc/smc_tracepoint.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"68200112534bb2acd1d7117dc2d5c124868d866d","status":"affected","version":"aff3083f10bff7a37eaa2b4e6bc5fb627ddd5f84","versionType":"git"},{"lessThan":"720c76b930c52cd58f50eb6b10569d03dccc7959","status":"affected","version":"aff3083f10bff7a37eaa2b4e6bc5fb627ddd5f84","versionType":"git"},{"lessThan":"b706d6d76a2a2793fe5ad0fbc2a75b6a460094ef","status":"affected","version":"aff3083f10bff7a37eaa2…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/affected/0

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/affected/1

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/affected/0

Source references

6 source assertions

{"url":"https://git.kernel.org/stable/c/561cf66fa9b6c86dfe4e687d2d1aeaaa6739917f"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/references/4

{"url":"https://git.kernel.org/stable/c/68200112534bb2acd1d7117dc2d5c124868d866d"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/references/0

{"url":"https://git.kernel.org/stable/c/720c76b930c52cd58f50eb6b10569d03dccc7959"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/7bf563badd37cb796df5477d2b78bb64148a1268"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/references/5

{"url":"https://git.kernel.org/stable/c/b706d6d76a2a2793fe5ad0fbc2a75b6a460094ef"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/d2ea0b8aef8746e147602eac87ca8538f4bc7e66"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:91d713ae55959553ee09ffd607f75b4b2890faf059fc2efa68a0d3e85a04dfc8 · sha256:009f94796595fb38… · /containers/cna/references/3

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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