CVE-2019-7308

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Summary

CVECVE-2019-7308
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-02-01 22:29:00 UTC
Updated2023-11-07 03:13:00 UTC
Descriptionkernel/bpf/verifier.c in the Linux kernel before 4.20.6 performs undesirable out-of-bounds speculation on pointer arithmetic in various cases, including cases of different branches with different state or limits to sanitize, leading to side-channel attacks.

Risk And Classification

Problem Types: CWE-189

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 18.10 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 18.10 All All All
Operating System Linux Linux Kernel All All All All
Operating System Linux Linux Kernel All All All All
Operating System Opensuse Leap 15.0 All All All
Operating System Opensuse Leap 15.0 All All All

References

ReferenceSourceLinkTags
bpf: fix sanitation of alu op with pointer / scalar type from differe… · torvalds/linux@d3bd741 · GitHub MISC github.com Patch, Third Party Advisory
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.6 MISC cdn.kernel.org Third Party Advisory
support.f5.com/csp/article/K43030517 CONFIRM support.f5.com
bpf: prevent out of bounds speculation on pointer arithmetic · torvalds/linux@979d63d · GitHub MISC github.com Patch, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree MISC git.kernel.org Patch, Third Party Advisory
USN-3930-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
Linux kernel 'kernel/bpf/verifier.c' Information Disclosure Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
1711 - project-zero - Project Zero - Monorail MISC bugs.chromium.org Issue Tracking, Patch, Third Party Advisory
USN-3930-2: Linux kernel (HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
USN-3931-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
USN-3931-2: Linux kernel (HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
support.f5.com/csp/article/K43030517 CONFIRM support.f5.com
[security-announce] openSUSE-SU-2019:1193-1: important: Security update SUSE lists.opensuse.org Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree MISC git.kernel.org Patch, Third Party Advisory
myF5 support.f5.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 352274 Amazon Linux Security Advisory for kernel: ALAS2-2021-1627
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