SARA / Free Tools / CVE / CVE-2018-19854

CVE-2018-19854 — An issue was discovered in the Linux kernel before 4

An issue was discovered in the Linux kernel before 4.19.3. crypto_report_one() and related functions in crypto/crypto_user.c (the crypto user configuration API) do not fully initialize structures that are copied to userspace, potentially leaking sensitive memory to user programs.

CVSS
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EPSS
0.05% (top 83.70%)
CWE
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Published
2018-12-04T16:00:00.000Z
Last modified
2024-08-05T11:44:20.568Z
CVSS vector
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01What is this vulnerability?

An issue was discovered in the Linux kernel before 4.19.3. crypto_report_one() and related functions in crypto/crypto_user.c (the crypto user configuration API) do not fully initialize structures that are copied to userspace, potentially leaking sensitive memory to user programs. NOTE: this is a CVE-2013-2547 regression but with easier exploitability because the attacker does not need a…

02Affected products

VendorProductVersions
na / n/an/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

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07Related CVEs

CVE-2013-2547
Cited in vendor advisory

08Timeline

09References

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