CVE-2019-7308
N/A
Published: February 1, 2019 at 10:00 PM UTC
Updated: June 17, 2026 at 02:40 AM UTC
3 products affected across 3 vendorsLinux KernelUbuntu LinuxLeap
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Severity
N/A
Exploit prediction
EPSS 0.5%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%v < 4.19.194.20.0 ≤ v < 4.20.6
Affected range stops below 4.19.19, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.20.6, so it looks safe — our inference, not a vendor statement
Leap· openSUSEdrupal
95%Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=979d63d50c0c0f7bc537bf821e056cc9fe5abd38
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d3bd7413e0ca40b60cf60d4003246d067cafdeda
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1711
- https://github.com/torvalds/linux/commit/979d63d50c0c0f7bc537bf821e056cc9fe5abd38
References (14)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=979d63d50c0c0f7bc537bf821e056cc9fe5abd38x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d3bd7413e0ca40b60cf60d4003246d067cafdedaVendor Advisoryx_refsource_SUSEThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.htmlVDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/106827x_refsource_MISCIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://bugs.chromium.org/p/project-zero/issues/detail?id=1711x_refsource_MISCThird Party Advisory
Source: [email protected]
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.6x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/torvalds/linux/commit/979d63d50c0c0f7bc537bf821e056cc9fe5abd38x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/torvalds/linux/commit/d3bd7413e0ca40b60cf60d4003246d067cafdedaQuick Info
StatusMODIFIED
CWE
CWE-189
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