Ubuntu.comUB:CVE-2024-25744CVE-2024-25744
In the Linux kernel before 6.6.7, an untrusted VMM can trigger int80
syscall handling at any given point. This is related to
arch/x86/coco/tdx/tdx.c and arch/x86/mm/mem_encrypt_amd.c.
Bugs
Notes
| Author | Note |
|---|---|
| rodrigo-zaiden | as CVE-2024-25743, this may be known as Heckler. |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux | < 4.15.0-227.239 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux | < 6.5.0-25.25 | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1170.183 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux-aws | < 6.5.0-1015.15 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws-5.15 | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws-6.5 | < 6.5.0-1015.15~22.04.1 | UNKNOWN |
References
ahoi-attacks.github.io/heckler/
ahoi-attacks.github.io/heckler/heckler_usenix24.pdf
cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.7
git.kernel.org/linus/b82a8dbd3d2f4563156f7150c6f2ecab6e960b30 (6.7-rc5)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b82a8dbd3d2f4563156f7150c6f2ecab6e960b30
launchpad.net/bugs/cve/CVE-2024-25744
nvd.nist.gov/vuln/detail/CVE-2024-25744
security-tracker.debian.org/tracker/CVE-2024-25744
ubuntu.com/security/notices/USN-6680-1
ubuntu.com/security/notices/USN-6680-2
ubuntu.com/security/notices/USN-6680-3
ubuntu.com/security/notices/USN-6926-1
www.cve.org/CVERecord?id=CVE-2024-25744
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