CVE-2024-26987: mm/memory-failure: fix deadlock when hugetlb_optimize_vmemmap is enabled
First published: Wed May 01 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix deadlock when hugetlb_optimize_vmemmap is enabled The Linux kernel CVE team has assigned <a href="https://access.redhat.com/security/cve/CVE-2024-26987">CVE-2024-26987</a> to this issue. Upstream advisory: <a href="https://lore.kernel.org/linux-cve-announce/2024050143-CVE-2024-26987-507c@gregkh/T">https://lore.kernel.org/linux-cve-announce/2024050143-CVE-2024-26987-507c@gregkh/T</a>
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <6.1.88 | 6.1.88 |
| redhat/kernel | <6.6.29 | 6.6.29 |
| redhat/kernel | <6.8.8 | 6.8.8 |
| redhat/kernel | <6.9 | 6.9 |
| Linux kernel | >=5.18<6.1.88 | |
| Linux kernel | >=6.2<6.6.29 | |
| Linux kernel | >=6.7<6.8.8 | |
| Linux kernel | =6.9-rc1 | |
| Linux kernel | =6.9-rc2 | |
| Linux kernel | =6.9-rc3 | |
| Linux kernel | =6.9-rc4 | |
| Fedora | =38 | |
| Fedora | =39 | |
| Fedora | =40 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.16-1 |
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Reference Links
- https://git.kernel.org/stable/c/1983184c22dd84a4d95a71e5c6775c2638557dc7
- https://git.kernel.org/stable/c/49955b24002dc16a0ae2e83a57a2a6c863a1845c
- https://git.kernel.org/stable/c/5ef7ba2799a3b5ed292b8f6407376e2c25ef002e
- https://git.kernel.org/stable/c/882e1180c83f5b75bae03d0ccc31ccedfe5159de
- https://launchpad.net/bugs/cve/CVE-2024-26987
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26987
- https://nvd.nist.gov/vuln/detail/CVE-2024-26987
- https://security-tracker.debian.org/tracker/CVE-2024-26987
- https://ubuntu.com/security/CVE-2024-26987
- https://git.kernel.org/linus/1983184c22dd84a4d95a71e5c6775c2638557dc7
- https://access.redhat.com/security/cve/CVE-2024-26987
- https://lore.kernel.org/linux-cve-announce/2024050143-CVE-2024-26987-507c@gregkh/T
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2278328
- https://access.redhat.com/errata/RHSA-2024:9315
- https://bugzilla.redhat.com/show_bug.cgi?id=2278327
Frequently Asked Questions
What is the severity of CVE-2024-26987?
CVE-2024-26987 has been categorized with a high severity rating due to the potential for causing deadlocks in the Linux kernel.
How do I fix CVE-2024-26987?
To fix CVE-2024-26987, update your Linux kernel to versions 6.1.88, 6.6.29, 6.8.8, or 6.9.
Who is affected by CVE-2024-26987?
Users of the Linux kernel versions prior to 6.1.88, 6.6.29, 6.8.8, and 6.9 may be affected by CVE-2024-26987.
What systems are vulnerable to CVE-2024-26987?
Systems running affected versions of the Linux kernel, including various versions of Red Hat and Fedora, are vulnerable to CVE-2024-26987.
Does CVE-2024-26987 have a public exploit?
As of now, there is no known public exploit for CVE-2024-26987, but it is important to secure vulnerable systems.
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