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Status published
Medium
CVE-2019-7308
kernel/bpf/verifier.c in the Linux kernel before 4.20.6 performs undesirable out-of-bounds...
Vulnerability Description
kernel/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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://github.com/torvalds/linux/commit/979d63d50c0c0f7bc537bf821e056cc9fe5abd38
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d3bd7413e0ca40b60cf60d4003246d067cafdeda
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1711
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.6
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=979d63d50c0c0f7bc537bf821e056cc9fe5abd38
- https://github.com/torvalds/linux/commit/d3bd7413e0ca40b60cf60d4003246d067cafdeda
- http://www.securityfocus.com/bid/106827
- https://usn.ubuntu.com/3930-1/
- https://usn.ubuntu.com/3931-1/
- https://usn.ubuntu.com/3931-2/
- https://usn.ubuntu.com/3930-2/
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html
- https://support.f5.com/csp/article/K43030517
- https://support.f5.com/csp/article/K43030517?utm_source=f5support&%3Butm_medium=RSS
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Affected Vendor
linux
View all reports →Affected Software
linux kernel, ubuntu linux, leap
Vulnerable Versions:
0, 4.20.0, 14.04, 16.04, 18.04, 18.10, 15.0
Timeline
Official Publish:
February 1st, 2019
Last Modified:
August 4th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.