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OSV
OSV
added 2026/05/07 10:33 p.m.29 views

GHSA-XV59-967R-8726 rust-openssl vulnerable to heap buffer overflow when encrypting with AES key-wrap-with-padding

CipherCtxRef::cipherupdate, CipherCtxRef::cipherupdatevec, and symm::Crypter::update incorrectly sized output buffers when used with AES key-wrap-with-padding ciphers EVPaes128,192,256wrappad. For a non-multiple-of-8 input, OpenSSL writes up to 7 bytes past the end of the caller's buffer or Vec,...

5.1CVSS5.9AI score0.00172EPSS
Exploits0References3
OSV
OSV
added 2026/04/27 6:33 p.m.14 views

JLSEC-2026-221 Integer Overflow in openssl-src

Calls to EVPCipherUpdate, EVPEncryptUpdate and EVPDecryptUpdate may overflow the output length argument in some cases where the input length is close to the maximum permissable length for an integer on the platform. In such cases the return value from the function call will be 1 indicating succes...

7.5CVSS6.3AI score0.50732EPSS
Exploits0References27
RedhatCVE
RedhatCVE
added 2025/05/22 11:25 p.m.6 views

CVE-2022-40758

A Buffer Access with Incorrect Length Value vulnerablity in the TEECipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service DoS by invoking the function TEECipherUpdate with an excessive size value of srcLen...

7.5CVSS7.4AI score0.00888EPSS
Exploits0References1
Microsoft CVE
Microsoft CVE
added 2024/06/30 2:0 p.m.7 views

Cipher.update_into can corrupt memory in pyca cryptography

...

6.5CVSS6.7AI score0.01301EPSS
Exploits1
RedHat Linux
RedHat Linux
added 2024/05/22 9:51 a.m.8 views

python-cryptography: memory corruption via immutable objects

A vulnerability was found in python-cryptography. In affected versions, Cipher.updateinto would accept Python objects which implement the buffer protocol but provide only immutable buffers. This issue allows immutable objects such as bytes to be mutated, thus violating the fundamental rules of...

6.5CVSS6.9AI score0.01301EPSS
Exploits1References5
RedHat Linux
RedHat Linux
added 2023/11/14 4:14 p.m.13 views

python-cryptography: memory corruption via immutable objects

A vulnerability was found in python-cryptography. In affected versions, Cipher.updateinto would accept Python objects which implement the buffer protocol but provide only immutable buffers. This issue allows immutable objects such as bytes to be mutated, thus violating the fundamental rules of...

6.5CVSS6.8AI score0.01301EPSS
Exploits1References5
RedHat Linux
RedHat Linux
added 2023/11/08 8:20 a.m.7 views

python-cryptography: memory corruption via immutable objects

A vulnerability was found in python-cryptography. In affected versions, Cipher.updateinto would accept Python objects which implement the buffer protocol but provide only immutable buffers. This issue allows immutable objects such as bytes to be mutated, thus violating the fundamental rules of...

6.5CVSS6.8AI score0.01301EPSS
Exploits1References5
RedHat Linux
RedHat Linux
added 2023/11/07 8:47 a.m.7 views

python-cryptography: memory corruption via immutable objects

A vulnerability was found in python-cryptography. In affected versions, Cipher.updateinto would accept Python objects which implement the buffer protocol but provide only immutable buffers. This issue allows immutable objects such as bytes to be mutated, thus violating the fundamental rules of...

6.5CVSS6.8AI score0.01301EPSS
Exploits1References5
RedHat Linux
RedHat Linux
added 2023/09/05 11:53 a.m.8 views

python-cryptography: memory corruption via immutable objects

A vulnerability was found in python-cryptography. In affected versions, Cipher.updateinto would accept Python objects which implement the buffer protocol but provide only immutable buffers. This issue allows immutable objects such as bytes to be mutated, thus violating the fundamental rules of...

6.5CVSS6.8AI score0.01301EPSS
Exploits1References5
RedHat Linux
RedHat Linux
added 2023/08/21 9:53 p.m.8 views

python-cryptography: memory corruption via immutable objects

A vulnerability was found in python-cryptography. In affected versions, Cipher.updateinto would accept Python objects which implement the buffer protocol but provide only immutable buffers. This issue allows immutable objects such as bytes to be mutated, thus violating the fundamental rules of...

6.5CVSS6.8AI score0.01301EPSS
Exploits1References5
BDU FSTEC
BDU FSTEC
added 2023/05/17 12:0 a.m.7 views

The vulnerability of the Cipher.update_into function in the Python programming language-based cryptography interpreter allows a attacker to compromise the integrity and accessibility of the output data.

The vulnerability of the Cipher.updateinto function in the Python programming language’s cryptographic library is related to insufficient checking of unusual or exceptional states. Exploiting this vulnerability could allow a malicious actor to compromise the integrity and accessibility of the...

6.5CVSS6.5AI score0.01301EPSS
Exploits1References19Affected Software16
OSV
OSV
added 2023/02/07 9:15 p.m.6 views

AZL-35127 CVE-2023-23931 affecting package python-cryptography for versions less than 3.3.2-5

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions Cipher.updateinto would accept Python objects which implement the buffer protocol, but provide only immutable buffers. This would allow immutable objects such as bytes to b...

6.5CVSS6.7AI score0.01301EPSS
Exploits1References1
PyPA
PyPA
added 2023/02/07 9:15 p.m.8 views

PYSEC-2023-11

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions Cipher.updateinto would accept Python objects which implement the buffer protocol, but provide only immutable buffers. This would allow immutable objects such as bytes to b...

6.5CVSS8.2AI score0.01301EPSS
Exploits1References3Affected Software1
OSV
OSV
added 2023/02/07 9:15 p.m.5 views

UBUNTU-CVE-2023-23931

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions Cipher.updateinto would accept Python objects which implement the buffer protocol, but provide only immutable buffers. This would allow immutable objects such as bytes to b...

6.5CVSS6.8AI score0.01301EPSS
Exploits1References5
OSV
OSV
added 2023/02/07 8:54 p.m.13 views

GHSA-W7PP-M8WF-VJ6R Cipher.update_into can corrupt memory if passed an immutable python object as the outbuf

Previously, Cipher.updateinto would accept Python objects which implement the buffer protocol, but provide only immutable buffers: pycon outbuf = b"\x00" 32 c = ciphers.CipherAESb"\x00" 32, modes.ECB.encryptor c.updateintob"\x00" 16, outbuf 16 outbuf...

6.9CVSS6.8AI score0.01301EPSS
Exploits1References8
Positive Technologies
Positive Technologies
added 2023/02/07 12:0 a.m.19 views

PT-2023-2766 · Pypi +10 · Cryptography +10

Name of the Vulnerable Software and Affected Versions: cryptography versions 1.8 through the latest version before the fix Description: The issue is related to the Cipher.update into function in the cryptography package, which would accept Python objects that implement the buffer protocol but...

9.1CVSS6.7AI score0.92488EPSS
Exploits12References142
Positive Technologies
Positive Technologies
added 2023/01/19 12:0 a.m.4 views

PT-2023-35640 · Wolfssl · Wolfssl

Name of the Vulnerable Software and Affected Versions: wolfSSL affected versions not specified Description: The issue is related to a heap buffer overflow error. Technical details about the error include a crash type of Heap-buffer-overflow WRITE 16. The crash state involves the wc AesCbcEncrypt...

7.4AI score
Exploits0References2
ATTACKERKB
ATTACKERKB
added 2022/09/16 10:15 p.m.8 views

CVE-2022-40758

A Buffer Access with Incorrect Length Value vulnerablity in the TEECipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service DoS by invoking the function TEECipherUpdate with an excessive size value of srcLen...

7.5CVSS5.8AI score0.00888EPSS
Exploits0References3
CNNVD
CNNVD
added 2022/09/16 12:0 a.m.6 views

SAMSUNG mTower 缓冲区错误漏洞

SAMSUNG mTower is a new Trusted Execution Environment TEE from Samsung South Korea. A security vulnerability exists in SAMSUNG mTower versions prior to 0.3.0, which stems from an "incorrect length buffer access" vulnerability in the TEECipherUpdate function that could allow a trusted application ...

7.5CVSS7.5AI score0.00888EPSS
Exploits0References3
RedHat Linux
RedHat Linux
added 2021/11/30 2:28 p.m.7 views

openssl: integer overflow in CipherUpdate

Calls to EVPCipherUpdate, EVPEncryptUpdate and EVPDecryptUpdate may overflow the output length argument in some cases where the input length is close to the maximum permissible length for an integer on the platform. In such cases the return value from the function call will be 1 indicating succes...

7.5CVSS6.9AI score0.50732EPSS
Exploits0References5
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