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CVE-2026-42015

Gnutls: gnutls: memory corruption due to off-by-one error in pkcs#12 bag handling

CVSS 3.1 5.3 MEDIUMCheck source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-42015

Published

A flaw was found in gnutls. An off-by-one error exists in the PKCS#12 bag element bounds check. This vulnerability allows an remote attacker to write past the internal array of a PKCS#12 bag when appending to a bag that already contains 32 elements. This memory corruption could lead to a denial of service (DoS) or potentially other unspecified impacts.

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Affected versions, risk and source history

Exploitation and risk

Source status

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cve-program · CVE-2026-42015

Published

Gnutls: gnutls: memory corruption due to off-by-one error in pkcs#12 bag handling

A flaw was found in gnutls. An off-by-one error exists in the PKCS#12 bag element bounds check. This vulnerability allows an remote attacker to write past the internal array of a PKCS#12 bag when appending to a bag that already contains 32 elements. This memory corruption could lead to a denial of service (DoS) or potentially other unspecified impacts.

Source published
26 May 2026 21:29:32 UTC
Source modified
5 Nov 2026 21:26:16 UTC
Saved here
5 Nov 2026 22:36:54 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

ChangeIntel

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Sources read 15 Nov 02:45 UTC · 256 of 275 readable · 254 fully read · documentation 439/469 current

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