CLSA-2026-1780484200
See a problem?- Import Source
- https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780484200.json
- JSON Data
- https://api.osv.dev/v1/vulns/CLSA-2026-1780484200
- Upstream
- Published
- 2026-06-03T10:57:05Z
- Modified
- 2026-10-26T09:43:53Z
- Summary
- gnutls: Fix of 8 CVEs
- Details
-
- CVE-2026-33846: fix heap buffer overflow in DTLS handshake fragment reassembly by validating message-length consistency and bounding the fragment write against the destination buffer capacity
- CVE-2026-42009: fix undefined behaviour in DTLS packet ordering by making the handshake_compare qsort comparator return 0 for equal sequence numbers
- CVE-2026-42011: fix name constraints bypass by no longer short-circuiting the intersection of an empty permitted set, so later permitted constraints are still enforced
- CVE-2026-42012: fix certificate verification bypass by making URI and SRV subjectAltName entries preclude the legacy CN fallback hostname check
- CVE-2026-42013: fix certificate verification bypass by preventing CN and DN-email fallback when a subjectAltName entry is oversized
- CVE-2026-5260: fix heap overread in RSA key exchange by rejecting a ciphertext whose size does not match the RSA modulus
- CVE-2026-42014: fix use-after-free and leak in gnutls_pkcs11_token_set_pin when changing the security officer PIN
- CVE-2026-42015: fix off-by-one out-of-bounds write when appending an element to a PKCS#12 bag that already holds the maximum number of elements
- References
-
- https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1780484200.html
- https://nvd.nist.gov/vuln/detail/CVE-2026-33846
- https://nvd.nist.gov/vuln/detail/CVE-2026-42009
- https://nvd.nist.gov/vuln/detail/CVE-2026-42011
- https://nvd.nist.gov/vuln/detail/CVE-2026-42012
- https://nvd.nist.gov/vuln/detail/CVE-2026-42013
- https://nvd.nist.gov/vuln/detail/CVE-2026-42014
- https://nvd.nist.gov/vuln/detail/CVE-2026-42015
- https://nvd.nist.gov/vuln/detail/CVE-2026-5260