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  4. CVE 2024 35787 mdmd bitmap fix incorrect usage for sbindex
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Back to active CVEs
High · CVSS 7.8CVE-2024-35787

md/md-bitmap: fix incorrect usage for sb_indexCVE-2024-35787

Answer in brief

CVE-2024-35787 records a High severity (CVSS 7.8) vulnerability in md/md-bitmap: fix incorrect usage for sb_index. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published May 17, 2024Updated Aug 5, 2026Source checked Nov 4, 2026First seen by HOL Aug 5, 2026Material review Aug 5, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.8
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Linux/Linuxgeneric>=d7038f951828da19fa9aafddfa087b69032c9687 <736ad6c577a367834118f57417038d45bb5e0a31 || >=d7038f951828da19fa9aafddfa087b69032c9687 <55e55eb65fd5e09faf5a0e49ffcdd37905aaf4da || >=d7038f951828da19fa9aafddfa087b69032c9687 <5a95815b17428ce2f56ec18da5e0d1b2a1a15240 || >=d7038f951828da19fa9aafddfa087b69032c9687 <ecbd8ebb51bf7e4939d83b9e6022a55cac44ef06736ad6c577a367834118f57417038d45bb5e0a31, 55e55eb65fd5e09faf5a0e49ffcdd37905aaf4da, 5a95815b17428ce2f56ec18da5e0d1b2a1a15240, ecbd8ebb51bf7e4939d83b9e6022a55cac44ef06
Linux/Linuxgeneric6.6Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Linux/Linux, Linux/Linux.
  2. 2Review the reported fix. Update Linux/Linux to 736ad6c577a367834118f57417038d45bb5e0a31 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    May 17, 2024

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Aug 5, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 5, 2026

Sources and claim methodology

  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
Upstream source description

In the Linux kernel, the following vulnerability has been resolved: md/md-bitmap: fix incorrect usage for sb_index Commit d7038f951828 ("md-bitmap: don't use ->index for pages backing the bitmap file") removed page->index from bitmap code, but left wrong code logic for clustered-md. current code never set slot offset for cluster nodes, will sometimes cause crash in clustered env. Call trace (partly): md_bitmap_file_set_bit+0x110/0x1d8 [md_mod] md_bitmap_startwrite+0x13c/0x240 [md_mod] raid1_make_request+0x6b0/0x1c08 [raid1] md_handle_request+0x1dc/0x368 [md_mod] md_submit_bio+0x80/0xf8 [md_mod] __submit_bio+0x178/0x300 submit_bio_noacct_nocheck+0x11c/0x338 submit_bio_noacct+0x134/0x614 submit_bio+0x28/0xdc submit_bh_wbc+0x130/0x1cc submit_bh+0x1c/0x28

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
Not reported
Source
CVE List V5
Source checked
Nov 4, 2026
References
4 linked sources
Open source record