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CVE-2019-7308
kernel/bpf/verifier.c in the Linux kernel before 4.20.6 performs undesirable out-of-bounds speculation on pointer arithmetic in various…
Medium5.6EPSS 0.54%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.6 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.54% · top 54% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.6.
Weakness
Affected products
n/a
- affected n/a
References (14)
- https://github.com/torvalds/linux/commit/979d63d50c0c0f7bc537bf821e056cc9fe5abd38 (opens in a new tab)x_refsource_MISCx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d3bd7413e0ca40b60cf60d4003246d067cafdeda (opens in a new tab)x_refsource_MISCx_transferred
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1711 (opens in a new tab)x_refsource_MISCx_transferred
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.6 (opens in a new tab)x_refsource_MISCx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=979d63d50c0c0f7bc537bf821e056cc9fe5abd38 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/torvalds/linux/commit/d3bd7413e0ca40b60cf60d4003246d067cafdeda (opens in a new tab)x_refsource_MISCx_transferred
- 106827 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- USN-3930-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3931-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3931-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3930-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- openSUSE-SU-2019:1193 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://support.f5.com/csp/article/K43030517 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.f5.com/csp/article/K43030517?utm_source=f5support&%3Butm_medium=RSS (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-7308)Record last updated .