CVE-2021-3739
3Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackepss 0.6%
probabilidade de exploração
0.6%top 52% das CVEs
exploração observada
nãonenhuma fonte reporta
A NULL pointer dereference flaw was found in the btrfs_rm_device function in fs/btrfs/volumes.c in the Linux Kernel, where triggering the bug requires ‘CAP_SYS_ADMIN’. This flaw allows a local attacker to crash the system or leak kernel internal information. The highest threat from this vulnerability is to system availability.
Produtos afetados
n/a · kernelReferências
https://bugzilla.redhat.com/show_bug.cgi?id=1997958https://github.com/torvalds/linux/commit/e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091https://security.netapp.com/advisory/ntap-20220407-0006/https://ubuntu.com/security/CVE-2021-3739https://www.openwall.com/lists/oss-security/2021/08/25/3