vulnerability
Ubuntu: (Multiple Advisories) (CVE-2017-18249): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:L/AC:M/Au:N/C:P/I:P/A:P) | Mar 26, 2018 | Apr 9, 2019 | Aug 18, 2025 |
Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
Mar 26, 2018
Added
Apr 9, 2019
Modified
Aug 18, 2025
Description
The add_free_nid function in fs/f2fs/node.c in the Linux kernel before 4.12 does not properly track an allocated nid, which allows local users to cause a denial of service (race condition) or possibly have unspecified other impact via concurrent threads.
Solutions
ubuntu-upgrade-linux-image-4-4-0-1040-awsubuntu-upgrade-linux-image-4-4-0-1043-kvmubuntu-upgrade-linux-image-4-4-0-1079-awsubuntu-upgrade-linux-image-4-4-0-1106-raspi2ubuntu-upgrade-linux-image-4-4-0-1110-snapdragonubuntu-upgrade-linux-image-4-4-0-144-genericubuntu-upgrade-linux-image-4-4-0-144-generic-lpaeubuntu-upgrade-linux-image-4-4-0-144-lowlatencyubuntu-upgrade-linux-image-4-4-0-144-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-144-powerpc-smpubuntu-upgrade-linux-image-4-4-0-144-powerpc64-embubuntu-upgrade-linux-image-4-4-0-144-powerpc64-smpubuntu-upgrade-linux-image-4-4-0-145-genericubuntu-upgrade-linux-image-4-4-0-145-generic-lpaeubuntu-upgrade-linux-image-4-4-0-145-lowlatencyubuntu-upgrade-linux-image-4-4-0-145-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-145-powerpc-smpubuntu-upgrade-linux-image-4-4-0-145-powerpc64-embubuntu-upgrade-linux-image-4-4-0-145-powerpc64-smpubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-lts-xenialubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-powerpc-e500mcubuntu-upgrade-linux-image-powerpc-e500mc-lts-xenialubuntu-upgrade-linux-image-powerpc-smpubuntu-upgrade-linux-image-powerpc-smp-lts-xenialubuntu-upgrade-linux-image-powerpc64-embubuntu-upgrade-linux-image-powerpc64-emb-lts-xenialubuntu-upgrade-linux-image-powerpc64-smpubuntu-upgrade-linux-image-powerpc64-smp-lts-xenialubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragonubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-lts-xenial
References
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