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CVE-2026-31396

In the Linux kernel, the following vulnerability has been resolved: net: macb: fix use-after-free access to PTP clock PTP clock is registered on every opening of the interface and destroyed on every closing. However it may be accessed via get_ts_info ethtool call which is possible while the interface is just present in the kernel. BUG: KASAN: use-after-free in ptp_clock_index+0x47/0x50 drivers/ptp/ptp_clock.c:426 Read of size 4 at addr ffff8880194345cc by task syz.0.6/948 CPU: 1 PID: 948 Co
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f361b3115215445ef9f1f328403e6bba828262cbf0342c6bd60c51eedc66573c
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 12 assertions

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/6

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/3

{"defaultStatus":"unknown","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/9

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/cadence/macb_ptp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"8820ffe0975fd2efbe50453e9179c8e1c33a13d3","status":"affected","version":"c2594d804d5c8033861d44840673d852d98508c1","versionType":"git"},{"lessThan":"6b757f345eeea87ed5d8afd6de35b927a1a57a2f","status":"affected","version":"c2594d804d5c8033861d44840673d852d98508c1","versionType":"git"},{"lessThan":"341d01087f821aa0f165fb1ffc8bfe4e50776da7","status":"affected","version":"c2594d…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/affected/0

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/4

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/5

{"defaultStatus":"unknown","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/8

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/1

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/2

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/cadence/macb_ptp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.11"},{"lessThan":"4.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.253","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.167","versionType":"…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/affected/1

{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/7

Affected products and versions

12 source assertions
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/6
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/3
{"defaultStatus":"unknown","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/9
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/cadence/macb_ptp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"8820ffe0975fd2efbe50453e9179c8e1c33a13d3","status":"affected","version":"c2594d804d5c8033861d44840673d852d98508c1","versionType":"git"},{"lessThan":"6b757f345eeea87ed5d8afd6de35b927a1a57a2f","status":"affected","version":"c2594d804d5c8033861d44840673d852d98508c1","versionType":"git"},{"lessThan":"341d01087f821aa0f165fb1ffc8bfe4e50776da7","status":"affected","version":"c2594d…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/affected/0
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/4
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/5
{"defaultStatus":"unknown","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/8
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/1
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/2
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/cadence/macb_ptp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.11"},{"lessThan":"4.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.253","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.167","versionType":"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/affected/1
{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/affected/7

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:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/metrics/0/cvssV3_1

Source references

10 source assertions
{"url":"https://cert-portal.siemens.com/productcert/html/ssa-019113.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/references/1
{"url":"https://cert-portal.siemens.com/productcert/html/ssa-082556.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/adp/0/references/0
{"url":"https://git.kernel.org/stable/c/0bb848d8c64938024e45780f8032f1f67d3a3607"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/1f4714065b2bcbb0a4013fd355b84b848e6cc345"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/341d01087f821aa0f165fb1ffc8bfe4e50776da7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/5653af416a48f6c18f9626ae9df96f814f45ff34"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/6b757f345eeea87ed5d8afd6de35b927a1a57a2f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/8820ffe0975fd2efbe50453e9179c8e1c33a13d3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/8da13e6d63c1a97f7302d342c89c4a56a55c7015"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/eb652535e9ec795ef5c1078f7578eaaed755268b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1c150cc769179957bc7c9597ceb5fcea6736f7681114311b04e87f697429dfd8 · sha256:cf46cbdf18ef260a… · /containers/cna/references/6

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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