CVE-2024-27406

A vulnerability was found and fixed in the Linux kernel's TESTIOVITER configuration option. This fix corrected the dependancy on the Memory Management Unit MMU. Previously, enabling this option without proper dependency checks could lead to kernel misbehavior or crashes. Mitigation Mitigation for...

UBUNTU-CVE-2024-27406

In the Linux kernel, the following vulnerability has been resolved: lib/Kconfig.debug: TESTIOVITER depends on MMU Trying to run the ioviter unit test on a nommu system such as the qemu kc705-nommu emulation results in a crash. KTAP version 1 Subtest: ioviter module: kunitioviter 1..9 BUG: failure...

CVE-2024-27406 lib/Kconfig.debug: TEST_IOV_ITER depends on MMU

In the Linux kernel, the following vulnerability has been resolved: lib/Kconfig.debug: TESTIOVITER depends on MMU Trying to run the ioviter unit test on a nommu system such as the qemu kc705-nommu emulation results in a crash. KTAP version 1 Subtest: ioviter module: kunitioviter 1..9 BUG: failure...

CVE-2024-27406

CVE-2024-27406 refers to a Linux kernel issue where the iov_iter unit test (TEST_IOV_ITER) incorrectly depended on MMU, causing a crash on nommu systems (e.g., qemu kc705-nommu) when vmap() is invoked. The root cause is that vmap() is not supported on nommu, leading to a kernel panic. The vulnera...