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Python Cryptography Update Fixes OpenSSL Risks
published 3 months ago
Summary
This update for the Python Cryptography library fixes several security issues that could allow attackers to access sensitive information or execute malicious code on systems using OpenSSL. Affected systems should be updated as soon as possible to protect against potential attacks. If you are using the Python Cryptography library, check with your software provider for the latest update.
What to do
- Update suse python-cryptography to version 44.0.3-160000.4.1.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| SUSE:Linux Enterprise Server for SAP applications 16.0 | suse | python-cryptography |
< 44.0.3-160000.4.1 Fix: upgrade to 44.0.3-160000.4.1
|
| SUSE:Linux Enterprise Server 16.0 | suse | python-cryptography |
< 44.0.3-160000.4.1 Fix: upgrade to 44.0.3-160000.4.1
|
Original advisory text
Security update for python-cryptography
This update for python-cryptography fixes the following issues
- CVE-2026-41676: openssl: `Deriver:derive` and `PkeyCtxRef:derive` can overflow short buffers on OpenSSL 1.1.1
(bsc#1270208).
- CVE-2026-41677: openssl: out-of-bounds read in PEM password callback when returning an oversized length
(bsc#1270620).
- CVE-2026-41678: openssl: out-of-bounds write due to incorrect bounds assertion in `aes::unwrap_key()` (bsc#1270706).
- CVE-2026-41681: openssl: `MdCtxRef::digest_final()` writes past caller buffer with no length check (bsc#1270772).
- CVE-2026-41898: openssl: unchecked callback-returned length in PSK and cookie generate trampolines can leak adjacent
memory to the network (bsc#1270801).
- CVE-2026-42327: openssl: undefined behavior in `X509Ref::ocsp_responders` for certificates with non-UTF-8 OCSP URLs
(bsc#1270515).
- CVE-2026-44662: openssl: heap buffer overflow when encrypting with AES key-wrap-with-padding due to incorrectly sized
output buffers (bsc#1270936).
- CVE-2026-45784: openssl: out-of-bounds write in `CipherCtxRef::cipher_update_inplace` for AES-KW-PAD ciphers due to
incorrectly sized output buffer (bsc#1270994).
- CVE-2026-41676: openssl: `Deriver:derive` and `PkeyCtxRef:derive` can overflow short buffers on OpenSSL 1.1.1
(bsc#1270208).
- CVE-2026-41677: openssl: out-of-bounds read in PEM password callback when returning an oversized length
(bsc#1270620).
- CVE-2026-41678: openssl: out-of-bounds write due to incorrect bounds assertion in `aes::unwrap_key()` (bsc#1270706).
- CVE-2026-41681: openssl: `MdCtxRef::digest_final()` writes past caller buffer with no length check (bsc#1270772).
- CVE-2026-41898: openssl: unchecked callback-returned length in PSK and cookie generate trampolines can leak adjacent
memory to the network (bsc#1270801).
- CVE-2026-42327: openssl: undefined behavior in `X509Ref::ocsp_responders` for certificates with non-UTF-8 OCSP URLs
(bsc#1270515).
- CVE-2026-44662: openssl: heap buffer overflow when encrypting with AES key-wrap-with-padding due to incorrectly sized
output buffers (bsc#1270936).
- CVE-2026-45784: openssl: out-of-bounds write in `CipherCtxRef::cipher_update_inplace` for AES-KW-PAD ciphers due to
incorrectly sized output buffer (bsc#1270994).
References
- https://www.suse.com/support/update/announcement/2026/suse-su-202622624-1/ Vendor Advisory
- https://bugzilla.suse.com/1270208 Third Party Advisory
- https://bugzilla.suse.com/1270515 Third Party Advisory
- https://bugzilla.suse.com/1270620 Third Party Advisory
- https://bugzilla.suse.com/1270706 Third Party Advisory
- https://bugzilla.suse.com/1270772 Third Party Advisory
- https://bugzilla.suse.com/1270801 Third Party Advisory
- https://bugzilla.suse.com/1270936 Third Party Advisory
- https://bugzilla.suse.com/1270994 Third Party Advisory
- https://www.suse.com/security/cve/CVE-2026-41676 URL
- https://www.suse.com/security/cve/CVE-2026-41677 URL
- https://www.suse.com/security/cve/CVE-2026-41678 URL
- https://www.suse.com/security/cve/CVE-2026-41681 URL
- https://www.suse.com/security/cve/CVE-2026-41898 URL
- https://www.suse.com/security/cve/CVE-2026-42327 URL
- https://www.suse.com/security/cve/CVE-2026-44662 URL
- https://www.suse.com/security/cve/CVE-2026-45784 URL
Timeline
Published10 Jul 2026
Updated17 Jul 2026
First seen17 Jul 2026
Sources
SUSE-SU-2026:22624-1 · OSV
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