VulnerableCode Package Details - pkg:deb/debian/python-cryptography@0.8.2-2~bpo8%2B1

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Vulnerability	Summary	Fixed by
VCID-1vvs-dn11-aaak Aliases: CVE-2020-25659 GHSA-hggm-jpg3-v476 PYSEC-2021-62	python-cryptography 3.2 is vulnerable to Bleichenbacher timing attacks in the RSA decryption API, via timed processing of valid PKCS#1 v1.5 ciphertext.	2.3-1~bpo9+1 Affected by 0 other vulnerabilities. 3.3.2-1 Affected by 4 other vulnerabilities. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }}
VCID-69da-bw9p-aaae Aliases: CVE-2018-10903 GHSA-fcf9-3qw3-gxmj PYSEC-2018-52	A flaw was found in python-cryptography versions between >=1.9.0 and <2.3. The finalize_with_tag API did not enforce a minimum tag length. If a user did not validate the input length prior to passing it to finalize_with_tag an attacker could craft an invalid payload with a shortened tag (e.g. 1 byte) such that they would have a 1 in 256 chance of passing the MAC check. GCM tag forgeries can cause key leakage.	2.6.1-3+deb10u2 Affected by 5 other vulnerabilities. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }}
VCID-ec7h-g27n-aaad Aliases: CVE-2016-9243 GHSA-q3cj-2r34-2cwc PYSEC-2017-8	HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size.	1.7.1-3~bpo8+1 Affected by 5 other vulnerabilities. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }}
VCID-j6cb-jtt4-aaas Aliases: CVE-2020-36242 GHSA-rhm9-p9w5-fwm7 PYSEC-2021-63	In the cryptography package before 3.3.2 for Python, certain sequences of update calls to symmetrically encrypt multi-GB values could result in an integer overflow and buffer overflow, as demonstrated by the Fernet class.	3.3.2-1 Affected by 4 other vulnerabilities. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }}
VCID-uvg4-qjhy-aaaq Aliases: CVE-2023-49083 GHSA-jfhm-5ghh-2f97 PYSEC-2023-254	cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Calling `load_pem_pkcs7_certificates` or `load_der_pkcs7_certificates` could lead to a NULL-pointer dereference and segfault. Exploitation of this vulnerability poses a serious risk of Denial of Service (DoS) for any application attempting to deserialize a PKCS7 blob/certificate. The consequences extend to potential disruptions in system availability and stability. This vulnerability has been patched in version 41.0.6.	38.0.4-3+deb12u1 Affected by 1 other vulnerability. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }} 43.0.0-1 Affected by 0 other vulnerabilities.
VCID-vqz2-zd9g-aaab Aliases: CVE-2023-23931 GHSA-w7pp-m8wf-vj6r PYSEC-0000-CVE-2023-23931 PYSEC-2023-11	cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions `Cipher.update_into` would accept Python objects which implement the buffer protocol, but provide only immutable buffers. This would allow immutable objects (such as `bytes`) to be mutated, thus violating fundamental rules of Python and resulting in corrupted output. This now correctly raises an exception. This issue has been present since `update_into` was originally introduced in cryptography 1.8.	3.3.2-1 Affected by 4 other vulnerabilities. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} 38.0.4-3 Affected by 2 other vulnerabilities. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }} {{ fixed_by_vuln.vulnerability_id }} 38.0.4-3+deb12u1 Affected by 1 other vulnerability. This version is affected by these other vulnerabilities: {{ fixed_by_vuln.vulnerability_id }}

Vulnerability

Summary

Fixed by

VCID-1vvs-dn11-aaak
Aliases:
CVE-2020-25659
GHSA-hggm-jpg3-v476
PYSEC-2021-62

python-cryptography 3.2 is vulnerable to Bleichenbacher timing attacks in the RSA decryption API, via timed processing of valid PKCS#1 v1.5 ciphertext.

2.3-1~bpo9+1
Affected by 0 other vulnerabilities.

3.3.2-1
Affected by 4 other vulnerabilities.

VCID-69da-bw9p-aaae
Aliases:
CVE-2018-10903
GHSA-fcf9-3qw3-gxmj
PYSEC-2018-52

A flaw was found in python-cryptography versions between >=1.9.0 and <2.3. The finalize_with_tag API did not enforce a minimum tag length. If a user did not validate the input length prior to passing it to finalize_with_tag an attacker could craft an invalid payload with a shortened tag (e.g. 1 byte) such that they would have a 1 in 256 chance of passing the MAC check. GCM tag forgeries can cause key leakage.

2.6.1-3+deb10u2
Affected by 5 other vulnerabilities.

VCID-ec7h-g27n-aaad
Aliases:
CVE-2016-9243
GHSA-q3cj-2r34-2cwc
PYSEC-2017-8

HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size.

1.7.1-3~bpo8+1
Affected by 5 other vulnerabilities.

VCID-j6cb-jtt4-aaas
Aliases:
CVE-2020-36242
GHSA-rhm9-p9w5-fwm7
PYSEC-2021-63

In the cryptography package before 3.3.2 for Python, certain sequences of update calls to symmetrically encrypt multi-GB values could result in an integer overflow and buffer overflow, as demonstrated by the Fernet class.

3.3.2-1
Affected by 4 other vulnerabilities.

VCID-uvg4-qjhy-aaaq
Aliases:
CVE-2023-49083
GHSA-jfhm-5ghh-2f97
PYSEC-2023-254

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Calling `load_pem_pkcs7_certificates` or `load_der_pkcs7_certificates` could lead to a NULL-pointer dereference and segfault. Exploitation of this vulnerability poses a serious risk of Denial of Service (DoS) for any application attempting to deserialize a PKCS7 blob/certificate. The consequences extend to potential disruptions in system availability and stability. This vulnerability has been patched in version 41.0.6.

38.0.4-3+deb12u1
Affected by 1 other vulnerability.

43.0.0-1
Affected by 0 other vulnerabilities.

VCID-vqz2-zd9g-aaab
Aliases:
CVE-2023-23931
GHSA-w7pp-m8wf-vj6r
PYSEC-0000-CVE-2023-23931
PYSEC-2023-11

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions `Cipher.update_into` would accept Python objects which implement the buffer protocol, but provide only immutable buffers. This would allow immutable objects (such as `bytes`) to be mutated, thus violating fundamental rules of Python and resulting in corrupted output. This now correctly raises an exception. This issue has been present since `update_into` was originally introduced in cryptography 1.8.

3.3.2-1
Affected by 4 other vulnerabilities.

38.0.4-3
Affected by 2 other vulnerabilities.

38.0.4-3+deb12u1
Affected by 1 other vulnerability.

Vulnerability	Summary	Aliases
This package is not known to fix vulnerabilities.

Vulnerability

Summary

Aliases

This package is not known to fix vulnerabilities.

Date	Actor	Action	Vulnerability	Source	VulnerableCode Version
2025-06-21T18:01:53.409566+00:00	Debian Oval Importer	Affected by	VCID-vqz2-zd9g-aaab	https://www.debian.org/security/oval/oval-definitions-buster.xml.bz2	36.1.3
2025-06-21T16:04:13.550998+00:00	Debian Oval Importer	Affected by	VCID-69da-bw9p-aaae	https://www.debian.org/security/oval/oval-definitions-buster.xml.bz2	36.1.3
2025-06-21T13:39:25.020796+00:00	Debian Oval Importer	Affected by	VCID-ec7h-g27n-aaad	https://www.debian.org/security/oval/oval-definitions-buster.xml.bz2	36.1.3
2025-06-21T07:38:16.656805+00:00	Debian Oval Importer	Affected by	VCID-vqz2-zd9g-aaab	None	36.1.3
2025-06-21T04:59:37.211436+00:00	Debian Oval Importer	Affected by	VCID-j6cb-jtt4-aaas	None	36.1.3
2025-06-21T04:07:56.308740+00:00	Debian Oval Importer	Affected by	VCID-1vvs-dn11-aaak	None	36.1.3
2025-06-21T01:22:54.028213+00:00	Debian Oval Importer	Affected by	VCID-ec7h-g27n-aaad	None	36.1.3
2025-06-21T00:05:43.210073+00:00	Debian Oval Importer	Affected by	VCID-69da-bw9p-aaae	None	36.1.3
2025-06-08T12:54:37.029183+00:00	Debian Oval Importer	Affected by	VCID-ec7h-g27n-aaad	https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2	36.1.0
2025-06-08T12:54:09.080279+00:00	Debian Oval Importer	Affected by	VCID-j6cb-jtt4-aaas	https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2	36.1.0
2025-06-08T10:33:36.525490+00:00	Debian Oval Importer	Affected by	VCID-vqz2-zd9g-aaab	https://www.debian.org/security/oval/oval-definitions-buster.xml.bz2	36.1.0
2025-06-08T08:57:11.513539+00:00	Debian Oval Importer	Affected by	VCID-69da-bw9p-aaae	https://www.debian.org/security/oval/oval-definitions-buster.xml.bz2	36.1.0
2025-06-08T06:33:42.273763+00:00	Debian Oval Importer	Affected by	VCID-ec7h-g27n-aaad	https://www.debian.org/security/oval/oval-definitions-buster.xml.bz2	36.1.0
2025-06-08T01:18:12.443852+00:00	Debian Oval Importer	Affected by	VCID-vqz2-zd9g-aaab	None	36.1.0
2025-06-07T22:37:02.873720+00:00	Debian Oval Importer	Affected by	VCID-j6cb-jtt4-aaas	None	36.1.0
2025-06-07T21:43:34.438307+00:00	Debian Oval Importer	Affected by	VCID-1vvs-dn11-aaak	None	36.1.0
2025-06-07T18:45:42.940474+00:00	Debian Oval Importer	Affected by	VCID-ec7h-g27n-aaad	None	36.1.0
2025-06-07T17:28:29.607215+00:00	Debian Oval Importer	Affected by	VCID-69da-bw9p-aaae	None	36.1.0
2025-04-13T02:12:07.682233+00:00	Debian Oval Importer	Affected by	VCID-uvg4-qjhy-aaaq	https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2	36.0.0
2025-04-13T02:12:04.918361+00:00	Debian Oval Importer	Affected by	VCID-vqz2-zd9g-aaab	https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2	36.0.0
2025-04-12T21:02:33.163896+00:00	Debian Oval Importer	Affected by	VCID-69da-bw9p-aaae	https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2	36.0.0
2025-04-12T19:52:54.875073+00:00	Debian Oval Importer	Affected by	VCID-1vvs-dn11-aaak	https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2	36.0.0
2025-04-12T18:41:48.092708+00:00	Debian Oval Importer	Affected by	VCID-ec7h-g27n-aaad	https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2	36.0.0
2025-04-12T18:41:18.994326+00:00	Debian Oval Importer	Affected by	VCID-j6cb-jtt4-aaas	https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2	36.0.0
2025-04-12T16:14:57.268109+00:00	Debian Oval Importer	Affected by	VCID-vqz2-zd9g-aaab	https://www.debian.org/security/oval/oval-definitions-buster.xml.bz2	36.0.0
2025-04-08T07:28:47.204015+00:00	Debian Oval Importer	Affected by	VCID-69da-bw9p-aaae	https://www.debian.org/security/oval/oval-definitions-buster.xml.bz2	36.0.0
2025-04-08T05:05:57.205011+00:00	Debian Oval Importer	Affected by	VCID-ec7h-g27n-aaad	https://www.debian.org/security/oval/oval-definitions-buster.xml.bz2	36.0.0
2025-04-07T23:50:49.141407+00:00	Debian Oval Importer	Affected by	VCID-vqz2-zd9g-aaab	None	36.0.0
2025-04-07T21:08:42.185235+00:00	Debian Oval Importer	Affected by	VCID-j6cb-jtt4-aaas	None	36.0.0
2025-04-07T20:13:17.989256+00:00	Debian Oval Importer	Affected by	VCID-1vvs-dn11-aaak	None	36.0.0
2025-04-07T17:23:33.059666+00:00	Debian Oval Importer	Affected by	VCID-ec7h-g27n-aaad	None	36.0.0
2025-04-07T16:02:57.070991+00:00	Debian Oval Importer	Affected by	VCID-69da-bw9p-aaae	None	36.0.0