vulnerability
Ubuntu: (Multiple Advisories) (CVE-2017-17807): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:L/Au:N/C:N/I:P/A:N) | Dec 20, 2017 | Apr 25, 2018 | Mar 27, 2026 |
Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:P/A:N)
Published
Dec 20, 2017
Added
Apr 25, 2018
Modified
Mar 27, 2026
Description
The KEYS subsystem in the Linux kernel before 4.14.6 omitted an access-control check when adding a key to the current task's "default request-key keyring" via the request_key() system call, allowing a local user to use a sequence of crafted system calls to add keys to a keyring with only Search permission (not Write permission) to that keyring, related to construct_get_dest_keyring() in security/keys/request_key.c.
Solutions
ubuntu-upgrade-linux-image-3-13-0-144-genericubuntu-upgrade-linux-image-3-13-0-144-generic-lpaeubuntu-upgrade-linux-image-3-13-0-144-lowlatencyubuntu-upgrade-linux-image-3-13-0-144-powerpc-e500ubuntu-upgrade-linux-image-3-13-0-144-powerpc-e500mcubuntu-upgrade-linux-image-3-13-0-144-powerpc-smpubuntu-upgrade-linux-image-3-13-0-144-powerpc64-embubuntu-upgrade-linux-image-3-13-0-144-powerpc64-smpubuntu-upgrade-linux-image-4-13-0-1012-gcpubuntu-upgrade-linux-image-4-13-0-1014-azureubuntu-upgrade-linux-image-4-13-0-1016-raspi2ubuntu-upgrade-linux-image-4-13-0-1022-oemubuntu-upgrade-linux-image-4-13-0-38-genericubuntu-upgrade-linux-image-4-13-0-38-generic-lpaeubuntu-upgrade-linux-image-4-13-0-38-lowlatencyubuntu-upgrade-linux-image-4-4-0-1016-awsubuntu-upgrade-linux-image-4-4-0-1020-kvmubuntu-upgrade-linux-image-4-4-0-1054-awsubuntu-upgrade-linux-image-4-4-0-1086-raspi2ubuntu-upgrade-linux-image-4-4-0-1088-snapdragonubuntu-upgrade-linux-image-4-4-0-119-genericubuntu-upgrade-linux-image-4-4-0-119-generic-lpaeubuntu-upgrade-linux-image-4-4-0-119-lowlatencyubuntu-upgrade-linux-image-4-4-0-119-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-119-powerpc-smpubuntu-upgrade-linux-image-4-4-0-119-powerpc64-embubuntu-upgrade-linux-image-4-4-0-119-powerpc64-smpubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-16-04ubuntu-upgrade-linux-image-generic-lpae-lts-trustyubuntu-upgrade-linux-image-generic-lpae-lts-xenialubuntu-upgrade-linux-image-generic-lts-trustyubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-powerpc-e500ubuntu-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-snapdragon
References
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