5.5

CVE-2018-7757

Memory leak in the sas_smp_get_phy_events function in drivers/scsi/libsas/sas_expander.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (memory consumption) via many read accesses to files in the /sys/class/sas_phy directory, as demonstrated by the /sys/class/sas_phy/phy-1:0:12/invalid_dword_count file.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version <= 4.15.7
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.56% 0.421
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 2.1 3.9 2.9
AV:L/AC:L/Au:N/C:N/I:N/A:P
CWE-772 Missing Release of Resource after Effective Lifetime

The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.

https://access.redhat.com/errata/RHSA-2018:3083
https://access.redhat.com/errata/RHSA-2018:3096
https://usn.ubuntu.com/3698-1/
https://usn.ubuntu.com/3698-2/
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
https://www.debian.org/security/2018/dsa-4187
https://access.redhat.com/errata/RHSA-2018:2948
https://usn.ubuntu.com/3654-1/
https://usn.ubuntu.com/3654-2/
https://usn.ubuntu.com/3656-1/
https://www.debian.org/security/2018/dsa-4188
https://usn.ubuntu.com/3697-1/
https://usn.ubuntu.com/3697-2/
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4a491b1ab11ca0556d2fda1ff1301e862a2d44c4
Patch
Vendor Advisory
http://www.securityfocus.com/bid/103348
Third Party Advisory
VDB Entry
https://github.com/torvalds/linux/commit/4a491b1ab11ca0556d2fda1ff1301e862a2d44c4
Patch
Third Party Advisory