CVE-2015-2666
Stack-based buffer overflow in the get_matching_model_microcode function in arch/x86/kernel/cpu/microcode/intel_early.c in the Linux kernel before 4.0 allows context-dependent attackers to gain privileges by constructing a crafted microcode header and leveraging root privileges for write access to the initrd.
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | 3.15 | 3.16.35 |
| linux / linux_kernel | 3.17 | 3.18.19 |
| linux / linux_kernel | 3.13 | 3.14.47 |
| linux / linux_kernel | 3.9 | 3.10.83 |
| linux / linux_kernel | 3.11 | 3.12.40 |
| fedoraproject / fedora | 21 | 21.x |
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f84598bd7c851f8b0bf8cd0d7c3be0d73c432ff4
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f84598bd7c851f8b0bf8cd0d7c3be0d73c432ff4
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153329.html
- http://rhn.redhat.com/errata/RHSA-2015-1534.html
- http://www.openwall.com/lists/oss-security/2015/03/20/18
- http://www.securitytracker.com/id/1032414
- https://bugzilla.redhat.com/show_bug.cgi?id=1204722
- https://github.com/torvalds/linux/commit/f84598bd7c851f8b0bf8cd0d7c3be0d73c432ff4
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