The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applicationsUpgrade Oracle:8
kernel-uek
to version 0:5.15.0-302.167.6.el8uek or higher.
This issue was patched in ELSA-2024-12815
.
Note: Versions mentioned in the description apply only to the upstream kernel-uek
package and not the kernel-uek
package as distributed by Oracle
.
See How to fix?
for Oracle:8
relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
x86/mm: Fix pti_clone_pgtable() alignment assumption
Guenter reported dodgy crashes on an i386-nosmp build using GCC-11 that had the form of endless traps until entry stack exhaust and then #DF from the stack guard.
It turned out that pti_clone_pgtable() had alignment assumptions on the start address, notably it hard assumes start is PMD aligned. This is true on x86_64, but very much not true on i386.
These assumptions can cause the end condition to malfunction, leading to a 'short' clone. Guess what happens when the user mapping has a short copy of the entry text?
Use the correct increment form for addr to avoid alignment assumptions.