{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"SUSE CVE-2024-53259","title":"Title"},{"category":"description","text":"quic-go is an implementation of the QUIC protocol in Go. An off-path attacker can inject an ICMP Packet Too Large packet. Since affected quic-go versions used IP_PMTUDISC_DO, the kernel would then return a \"message too large\" error on sendmsg, i.e. when quic-go attempts to send a packet that exceeds the MTU claimed in that ICMP packet. By setting this value to smaller than 1200 bytes (the minimum MTU for QUIC), the attacker can disrupt a QUIC connection. Crucially, this can be done after completion of the handshake, thereby circumventing any TCP fallback that might be implemented on the application layer (for example, many browsers fall back to HTTP over TCP if they're unable to establish a QUIC connection). The attacker needs to at least know the client's IP and port tuple to mount an attack. This vulnerability is fixed in 0.48.2.","title":"Description of the CVE"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"CVE-2024-53259","url":"https://www.suse.com/security/cve/CVE-2024-53259"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"Advisory link for openSUSE-SU-2024:14544-1","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/4BHO6Y3CLIIC56622OVIQ4IETYGDAI4A/"},{"category":"external","summary":"Advisory link for openSUSE-SU-2024:14567-1","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/EK3MV2UFLDNRIXIWLVT5CJNSLB2MKFBU/"}],"title":"SUSE CVE CVE-2024-53259","tracking":{"current_release_date":"2026-03-13T10:30:49Z","generator":{"date":"2024-12-05T00:15:52Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2024-53259","initial_release_date":"2024-12-05T00:15:52Z","revision_history":[{"date":"2024-12-05T00:15:52Z","number":"2","summary":"Current version"},{"date":"2024-12-06T03:49:12Z","number":"3","summary":"Current version"},{"date":"2024-12-12T06:58:09Z","number":"4","summary":"Current version"},{"date":"2024-12-13T00:20:27Z","number":"5","summary":"Current version"},{"date":"2025-01-01T00:22:54Z","number":"6","summary":"Current version"},{"date":"2025-01-16T03:51:24Z","number":"7","summary":"Current version"},{"date":"2025-02-14T04:04:10Z","number":"8","summary":"Current version"},{"date":"2025-02-16T03:56:31Z","number":"9","summary":"Current version"},{"date":"2025-03-15T04:14:28Z","number":"10","summary":"Current version"},{"date":"2025-04-24T11:43:28Z","number":"11","summary":"Current version"},{"date":"2025-11-03T01:08:28Z","number":"12","summary":"Current version"},{"date":"2026-01-16T00:42:52Z","number":"13","summary":"unknown changes"},{"date":"2026-03-11T17:54:27Z","number":"14","summary":"unknown changes"},{"date":"2026-03-13T10:30:49Z","number":"15","summary":"unknown changes"}],"status":"interim","version":"15"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Server 16.0","product":{"name":"SUSE Linux Enterprise Server 16.0","product_id":"SUSE Linux Enterprise Server 16.0","product_identification_helper":{"cpe":"cpe:/o:suse:sles:16:16.0:server"}}},{"category":"product_name","name":"openSUSE Tumbleweed","product":{"name":"openSUSE Tumbleweed","product_id":"openSUSE 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An off-path attacker can inject an ICMP Packet Too Large packet. Since affected quic-go versions used IP_PMTUDISC_DO, the kernel would then return a \"message too large\" error on sendmsg, i.e. when quic-go attempts to send a packet that exceeds the MTU claimed in that ICMP packet. By setting this value to smaller than 1200 bytes (the minimum MTU for QUIC), the attacker can disrupt a QUIC connection. Crucially, this can be done after completion of the handshake, thereby circumventing any TCP fallback that might be implemented on the application layer (for example, many browsers fall back to HTTP over TCP if they're unable to establish a QUIC connection). The attacker needs to at least know the client's IP and port tuple to mount an attack. This vulnerability is fixed in 0.48.2.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Server 16.0:govulncheck-vulndb-0.0.20250814T182633-160000.1.2","openSUSE Tumbleweed:govulncheck-vulndb-0.0.20241209T183251-1.1","openSUSE Tumbleweed:teleport-17.0.3-1.1","openSUSE Tumbleweed:teleport-bash-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-fdpass-teleport-17.0.3-1.1","openSUSE Tumbleweed:teleport-tbot-17.0.3-1.1","openSUSE Tumbleweed:teleport-tbot-bash-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tbot-zsh-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tctl-17.0.3-1.1","openSUSE Tumbleweed:teleport-tctl-bash-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tctl-zsh-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tsh-17.0.3-1.1","openSUSE Tumbleweed:teleport-tsh-bash-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tsh-zsh-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-zsh-completion-17.0.3-1.1"]},"references":[{"category":"external","summary":"CVE-2024-53259","url":"https://www.suse.com/security/cve/CVE-2024-53259"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"Advisory link for openSUSE-SU-2024:14544-1","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/4BHO6Y3CLIIC56622OVIQ4IETYGDAI4A/"},{"category":"external","summary":"Advisory link for openSUSE-SU-2024:14567-1","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/EK3MV2UFLDNRIXIWLVT5CJNSLB2MKFBU/"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Server 16.0:govulncheck-vulndb-0.0.20250814T182633-160000.1.2","openSUSE Tumbleweed:govulncheck-vulndb-0.0.20241209T183251-1.1","openSUSE Tumbleweed:teleport-17.0.3-1.1","openSUSE Tumbleweed:teleport-bash-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-fdpass-teleport-17.0.3-1.1","openSUSE Tumbleweed:teleport-tbot-17.0.3-1.1","openSUSE Tumbleweed:teleport-tbot-bash-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tbot-zsh-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tctl-17.0.3-1.1","openSUSE Tumbleweed:teleport-tctl-bash-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tctl-zsh-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tsh-17.0.3-1.1","openSUSE Tumbleweed:teleport-tsh-bash-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-tsh-zsh-completion-17.0.3-1.1","openSUSE Tumbleweed:teleport-zsh-completion-17.0.3-1.1"]}],"threats":[{"category":"impact","date":"2024-12-02T19:00:29Z","details":"moderate"}],"title":"CVE-2024-53259"}]}