CVE-2024-26632: block: Fix iterating over an empty bio with bio_for_each_folio_all
First published: Mon Mar 18 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: block: Fix iterating over an empty bio with bio_for_each_folio_all If the bio contains no data, bio_first_folio() calls page_folio() on a NULL pointer and oopses. Move the test that we've reached the end of the bio from bio_next_folio() to bio_first_folio(). [axboe: add unlikely() to error case]
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.5-1 6.11.7-1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://git.kernel.org/stable/c/7bed6f3d08b7af27b7015da8dc3acf2b9c1f21d7
- https://git.kernel.org/stable/c/a6bd8182137a12d22d3f2cee463271bdcb491659
- https://git.kernel.org/stable/c/c6350b5cb78e9024c49eaee6fdb914ad2903a5fe
- https://git.kernel.org/stable/c/ca3ede3f5893e2d26d4dbdef1eec28a8487fafde
- https://launchpad.net/bugs/cve/CVE-2024-26632
- https://git.kernel.org/linus/7bed6f3d08b7af27b7015da8dc3acf2b9c1f21d7
- https://security-tracker.debian.org/tracker/CVE-2024-26632
- https://git.kernel.org/linus/7bed6f3d08b7af27b7015da8dc3acf2b9c1f21d7 (6.8-rc1)
- https://www.cve.org/CVERecord?id=CVE-2024-26632
- https://ubuntu.com/security/notices/USN-6818-1
- https://ubuntu.com/security/notices/USN-6819-1
- https://ubuntu.com/security/notices/USN-6818-2
- https://ubuntu.com/security/notices/USN-6819-2
- https://ubuntu.com/security/notices/USN-6819-3
- https://ubuntu.com/security/notices/USN-6818-3
- https://ubuntu.com/security/notices/USN-6818-4
- https://ubuntu.com/security/notices/USN-6819-4
- https://nvd.nist.gov/vuln/detail/CVE-2024-26632
- https://git.kernel.org/linus/640d1930bef4f87ec8d8d2b05f0f6edc1dfcf662
- https://ubuntu.com/security/CVE-2024-26632
- agent/severity
- agent/title
- agent/type
- collector/nvd-api
- source/NVD
- collector/epss-latest
- source/FIRST
- agent/epss
- collector/nvd-cve
- collector/launchpad-cve
- source/Launchpad
- agent/remedy
- agent/first-publish-date
- agent/author
- agent/last-modified-date
- agent/references
- collector/mitre-cve
- source/MITRE
- collector/usn-cve
- source/Ubuntu
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- agent/tags
- agent/description
- agent/event
- package-manager/debian