{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2023-54051", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-54051", "idYear": 2023, "status": "PUBLISHED", "publishedAt": "2025-12-24T12:23:01.043Z", "updatedAt": "2026-05-11T19:54:34.189Z", "importedAt": "2026-10-24T01:57:03.413Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "net: do not allow gso_size to be set to GSO_BY_FRAGS", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: do not allow gso_size to be set to GSO_BY_FRAGS\n\nOne missing check in virtio_net_hdr_to_skb() allowed\nsyzbot to crash kernels again [1]\n\nDo not allow gso_size to be set to GSO_BY_FRAGS (0xffff),\nbecause this magic value is used by the kernel.\n\n[1]\ngeneral protection fault, probably for non-canonical address 0xdffffc000000000e: 0000 [#1] PREEMPT SMP KASAN\nKASAN: null-ptr-deref in range [0x0000000000000070-0x0000000000000077]\nCPU: 0 PID: 5039 Comm: syz-executor401 Not tainted 6.5.0-rc5-next-20230809-syzkaller #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023\nRIP: 0010:skb_segment+0x1a52/0x3ef0 net/core/skbuff.c:4500\nCode: 00 00 00 e9 ab eb ff ff e8 6b 96 5d f9 48 8b 84 24 00 01 00 00 48 8d 78 70 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e ea 21 00 00 48 8b 84 24 00 01\nRSP: 0018:ffffc90003d3f1c8 EFLAGS: 00010202\nRAX: dffffc0000000000 RBX: 000000000001fffe RCX: 0000000000000000\nRDX: 000000000000000e RSI: ffffffff882a3115 RDI: 0000000000000070\nRBP: ffffc90003d3f378 R08: 0000000000000005 R09: 000000000000ffff\nR10: 000000000000ffff R11: 5ee4a93e456187d6 R12: 000000000001ffc6\nR13: dffffc0000000000 R14: 0000000000000008 R15: 000000000000ffff\nFS: 00005555563f2380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000000020020000 CR3: 000000001626d000 CR4: 00000000003506f0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n\nudp6_ufo_fragment+0x9d2/0xd50 net/ipv6/udp_offload.c:109\nipv6_gso_segment+0x5c4/0x17b0 net/ipv6/ip6_offload.c:120\nskb_mac_gso_segment+0x292/0x610 net/core/gso.c:53\n__skb_gso_segment+0x339/0x710 net/core/gso.c:124\nskb_gso_segment include/net/gso.h:83 [inline]\nvalidate_xmit_skb+0x3a5/0xf10 net/core/dev.c:3625\n__dev_queue_xmit+0x8f0/0x3d60 net/core/dev.c:4329\ndev_queue_xmit include/linux/netdevice.h:3082 [inline]\npacket_xmit+0x257/0x380 net/packet/af_packet.c:276\npacket_snd net/packet/af_packet.c:3087 [inline]\npacket_sendmsg+0x24c7/0x5570 net/packet/af_packet.c:3119\nsock_sendmsg_nosec net/socket.c:727 [inline]\nsock_sendmsg+0xd9/0x180 net/socket.c:750\n____sys_sendmsg+0x6ac/0x940 net/socket.c:2496\n___sys_sendmsg+0x135/0x1d0 net/socket.c:2550\n__sys_sendmsg+0x117/0x1e0 net/socket.c:2579\ndo_syscall_x64 arch/x86/entry/common.c:50 [inline]\ndo_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80\nentry_SYSCALL_64_after_hwframe+0x63/0xcd\nRIP: 0033:0x7ff27cdb34d9", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "3953c46c3ac7eef31a9935427371c6f54a22f1ba", "status": "affected", "versionType": "git", "lessThan": "a5f9e5804d239d288d983db36bbed45ed10729a0" }, { "version": "3953c46c3ac7eef31a9935427371c6f54a22f1ba", "status": "affected", "versionType": "git", "lessThan": "4c9bfadb4301daaceb6c575fa6ad3bc82c152e79" }, { "version": "3953c46c3ac7eef31a9935427371c6f54a22f1ba", "status": "affected", "versionType": "git", "lessThan": "210ff31342ade546d8d9d0ec4d3cf9cb50ae632d" }, { "version": "3953c46c3ac7eef31a9935427371c6f54a22f1ba", "status": "affected", "versionType": "git", "lessThan": "0a593e8a9d24360fbc469c5897d0791aa2f20ed3" }, { "version": "3953c46c3ac7eef31a9935427371c6f54a22f1ba", "status": "affected", "versionType": "git", "lessThan": "578371ce0d7f67ea1e65817c04478aaab0d36b68" }, { "version": "3953c46c3ac7eef31a9935427371c6f54a22f1ba", "status": "affected", "versionType": "git", "lessThan": "2e03a92b241102aaf490439aa1b00239f84f530f" }, { "version": "3953c46c3ac7eef31a9935427371c6f54a22f1ba", "status": "affected", "versionType": "git", "lessThan": "e3636862f5595b3d2f02650f7b21d39043a34f3e" }, { "version": "3953c46c3ac7eef31a9935427371c6f54a22f1ba", "status": "affected", "versionType": "git", "lessThan": "b616be6b97688f2f2bd7c4a47ab32f27f94fb2a9" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "4.8", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "4.8" }, { "version": "4.14.324", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.14.*" }, { "version": "4.19.293", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.19.*" }, { "version": "5.4.255", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.4.*" }, { "version": "5.10.192", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.128", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "6.1.47", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.1.*" }, { "version": "6.4.12", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.4.*" }, { "version": "6.5", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }