Security update for python311
This update for python311 fixes the following issues: - CVE-2025-6069: Avoid worst case quadratic complexity when processing certain crafted malformed inputs with HTMLParser (bsc#1244705). Update to 3.11.13: - Security - gh-135034: Fixes multiple issues that allowed tarfile extraction filters (filter="data" and filter="tar") to be bypassed using crafted symlinks and hard links. Addresses CVE-2024-12718 (bsc#1244056), CVE-2025-4138 (bsc#1244059), CVE-2025-4330 (bsc#1244060), and CVE-2025-4517 (bsc#1244032). Also addresses CVE-2025-4435 (gh#135034, bsc#1244061). - gh-133767: Fix use-after-free in the “unicode-escape” decoder with a non-“strict” error handler (CVE-2025-4516, bsc#1243273). - gh-128840: Short-circuit the processing of long IPv6 addresses early in ipaddress to prevent excessive memory consumption and a minor denial-of-service. - Library - gh-128840: Fix parsing long IPv6 addresses with embedded IPv4 address. - gh-134062: ipaddress: fix collisions in __hash__() for IPv4Network and IPv6Network objects. - gh-123409: Fix ipaddress.IPv6Address.reverse_pointer output according to RFC 3596, §2.5. Patch by Bénédikt Tran. - bpo-43633: Improve the textual representation of IPv4-mapped IPv6 addresses (RFC 4291 Sections 2.2, 2.5.5.2) in ipaddress. Patch by Oleksandr Pavliuk. - CVE-2025-4516: Fixed blocking DecodeError handling vulnerability, which could lead to DoS. (bsc#1243273)
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for python311 fixes the following issues: - CVE-2025-6069: Avoid worst case quadratic complexity when processing certain crafted malformed inputs with HTMLParser (bsc#1244705). Update to 3.11.13: - Security - gh-135034: Fixes multiple issues that allowed tarfile extraction filters (filter="data" and filter="tar") to be bypassed using crafted symlinks and hard links. Addresses CVE-2024-12718 (bsc#1244056), CVE-2025-4138 (bsc#1244059), CVE-2025-4330 (bsc#1244060), and CVE-2025-4517 (bsc#1244032). Also addresses CVE-2025-4435 (gh#135034, bsc#1244061). - gh-133767: Fix use-after-free in the “unicode-escape” decoder with a non-“strict” error handler (CVE-2025-4516, bsc#1243273). - gh-128840: Short-circuit the processing of long IPv6 addresses early in ipaddress to prevent excessive memory consumption and a minor denial-of-service. - Library - gh-128840: Fix parsing long IPv6 addresses with embedded IPv4 address. - gh-134062: ipaddress: fix collisions in __hash__() for IPv4Network and IPv6Network objects. - gh-123409: Fix ipaddress.IPv6Address.reverse_pointer output according to RFC 3596, §2.5. Patch by Bénédikt Tran. - bpo-43633: Improve the textual representation of IPv4-mapped IPv6 addresses (RFC 4291 Sections 2.2, 2.5.5.2) in ipaddress. Patch by Oleksandr Pavliuk. - CVE-2025-4516: Fixed blocking DecodeError handling vulnerability, which could lead to DoS. (bsc#1243273)
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1174091
- https://bugzilla.suse.com/1227378
- https://bugzilla.suse.com/1243155
- https://bugzilla.suse.com/1243273
- https://bugzilla.suse.com/1244032
- https://bugzilla.suse.com/1244056
- https://bugzilla.suse.com/1244059
- https://bugzilla.suse.com/1244060
- https://bugzilla.suse.com/1244061
- https://bugzilla.suse.com/1244705
- https://bugzilla.suse.com/831629
- https://www.suse.com/security/cve/CVE-2019-20907
- https://www.suse.com/security/cve/CVE-2019-9947
- https://www.suse.com/security/cve/CVE-2020-15523
- https://www.suse.com/security/cve/CVE-2020-15801
- https://www.suse.com/security/cve/CVE-2024-12718
- https://www.suse.com/security/cve/CVE-2025-4138
- https://www.suse.com/security/cve/CVE-2025-4330
- https://www.suse.com/security/cve/CVE-2025-4435
- https://www.suse.com/security/cve/CVE-2025-4516
- https://www.suse.com/security/cve/CVE-2025-4517
- https://www.suse.com/security/cve/CVE-2025-6069
- https://www.suse.com/support/update/announcement/2025/suse-su-202520492-1/