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CVE-2026-45993

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Add spectre boundry for syscall dispatch table The LoongArch syscall number is directly controlled by userspace, but does not have a array_index_nospec() boundry to prevent access past the syscall function pointer tables.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:145e63007fd6b6fc410553cb371d72e566627aa436e238f560d10c06fa8ff77b
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":"unaffected","product":"Linux","programFiles":["arch/loongarch/kernel/syscall.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c8a8e863928424046b8fd328f02c359baa0a0c3f","status":"affected","version":"be769645a2aef577f07afdcb4de8fad20b6d57c0","versionType":"git"},{"lessThan":"108f2cd13577a410c0ad6ea00708596d9d0dfc90","status":"affected","version":"be769645a2aef577f07afdcb4de8fad20b6d57c0","versionType":"git"},{"lessThan":"07040904ad217545be096d4280ed33c02f6a3750","status":"affected","version":"be769645a2aef5…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["arch/loongarch/kernel/syscall.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.19"},{"lessThan":"5.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.86","versionType":"semver"},{"…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/loongarch/kernel/syscall.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c8a8e863928424046b8fd328f02c359baa0a0c3f","status":"affected","version":"be769645a2aef577f07afdcb4de8fad20b6d57c0","versionType":"git"},{"lessThan":"108f2cd13577a410c0ad6ea00708596d9d0dfc90","status":"affected","version":"be769645a2aef577f07afdcb4de8fad20b6d57c0","versionType":"git"},{"lessThan":"07040904ad217545be096d4280ed33c02f6a3750","status":"affected","version":"be769645a2aef5…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["arch/loongarch/kernel/syscall.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.19"},{"lessThan":"5.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.86","versionType":"semver"},{"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /containers/cna/affected/1

Source references

6 source assertions
{"url":"https://git.kernel.org/stable/c/07040904ad217545be096d4280ed33c02f6a3750"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/0c965d2784fbbd7f8e3b96d875c9cfdf7c00da3d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/108f2cd13577a410c0ad6ea00708596d9d0dfc90"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/85cbf7fb568af5358aae61925c4e66b8f5e1439d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/bc84a109c2082dd0c4b38e8d923c046b41977533"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/c8a8e863928424046b8fd328f02c359baa0a0c3f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:806cac8e1ce66d7f0095f5f0f6f8f599a0c976793809733d0d6eee0c54f937ad · sha256:3273b96f2bb7b775… · /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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