| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet_sched: cls_flow: validate TCA_FLOW_RSHIFT attribute\n\nsyzbot found that TCA_FLOW_RSHIFT attribute was not validated.\nRight shitfing a 32bit integer is undefined for large shift values.\n\nUBSAN: shift-out-of-bounds in net/sched/cls_flow.c:329:23\nshift exponent 9445 is too large for 32-bit type 'u32' (aka 'unsigned int')\nCPU: 1 UID: 0 PID: 54 Comm: kworker/u8:3 Not tainted 6.13.0-rc3-syzkaller-00180-g4f619d518db9 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024\nWorkqueue: ipv6_addrconf addrconf_dad_work\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:94 [inline]\n dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120\n ubsan_epilogue lib/ubsan.c:231 [inline]\n __ubsan_handle_shift_out_of_bounds+0x3c8/0x420 lib/ubsan.c:468\n flow_classify+0x24d5/0x25b0 net/sched/cls_flow.c:329\n tc_classify include/net/tc_wrapper.h:197 [inline]\n __tcf_classify net/sched/cls_api.c:1771 [inline]\n tcf_classify+0x420/0x1160 net/sched/cls_api.c:1867\n sfb_classify net/sched/sch_sfb.c:260 [inline]\n sfb_enqueue+0x3ad/0x18b0 net/sched/sch_sfb.c:318\n dev_qdisc_enqueue+0x4b/0x290 net/core/dev.c:3793\n __dev_xmit_skb net/core/dev.c:3889 [inline]\n __dev_queue_xmit+0xf0e/0x3f50 net/core/dev.c:4400\n dev_queue_xmit include/linux/netdevice.h:3168 [inline]\n neigh_hh_output include/net/neighbour.h:523 [inline]\n neigh_output include/net/neighbour.h:537 [inline]\n ip_finish_output2+0xd41/0x1390 net/ipv4/ip_output.c:236\n iptunnel_xmit+0x55d/0x9b0 net/ipv4/ip_tunnel_core.c:82\n udp_tunnel_xmit_skb+0x262/0x3b0 net/ipv4/udp_tunnel_core.c:173\n geneve_xmit_skb drivers/net/geneve.c:916 [inline]\n geneve_xmit+0x21dc/0x2d00 drivers/net/geneve.c:1039\n __netdev_start_xmit include/linux/netdevice.h:5002 [inline]\n netdev_start_xmit include/linux/netdevice.h:5011 [inline]\n xmit_one net/core/dev.c:3590 [inline]\n dev_hard_start_xmit+0x27a/0x7d0 net/core/dev.c:3606\n __dev_queue_xmit+0x1b73/0x3f50 net/core/dev.c:4434" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/sched/cls_flow.c" |
| ], |
| "versions": [ |
| { |
| "version": "e5dfb815181fcb186d6080ac3a091eadff2d98fe", |
| "lessThan": "9858f4afeb2e59506e714176bd3e135539a3eeec", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e5dfb815181fcb186d6080ac3a091eadff2d98fe", |
| "lessThan": "43658e4a5f2770ad94e93362885ff51c10cf3179", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e5dfb815181fcb186d6080ac3a091eadff2d98fe", |
| "lessThan": "a313d6e6d5f3a631cae5a241c392c28868aa5c5e", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e5dfb815181fcb186d6080ac3a091eadff2d98fe", |
| "lessThan": "2011749ca96460386844dfc7e0fde53ebee96f3c", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e5dfb815181fcb186d6080ac3a091eadff2d98fe", |
| "lessThan": "e54beb9aed2a90dddf4c5d68fcfc9a01f3e40a61", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e5dfb815181fcb186d6080ac3a091eadff2d98fe", |
| "lessThan": "6fde663f7321418996645ee602a473457640542f", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e5dfb815181fcb186d6080ac3a091eadff2d98fe", |
| "lessThan": "a039e54397c6a75b713b9ce7894a62e06956aa92", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/sched/cls_flow.c" |
| ], |
| "versions": [ |
| { |
| "version": "2.6.25", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "2.6.25", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.290", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.234", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.177", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.125", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.72", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12.10", |
| "lessThanOrEqual": "6.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.13", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
| ], |
| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.25", |
| "versionEndExcluding": "5.4.290" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.25", |
| "versionEndExcluding": "5.10.234" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.25", |
| "versionEndExcluding": "5.15.177" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.25", |
| "versionEndExcluding": "6.1.125" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.25", |
| "versionEndExcluding": "6.6.72" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.25", |
| "versionEndExcluding": "6.12.10" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.25", |
| "versionEndExcluding": "6.13" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/9858f4afeb2e59506e714176bd3e135539a3eeec" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/43658e4a5f2770ad94e93362885ff51c10cf3179" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/a313d6e6d5f3a631cae5a241c392c28868aa5c5e" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/2011749ca96460386844dfc7e0fde53ebee96f3c" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/e54beb9aed2a90dddf4c5d68fcfc9a01f3e40a61" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/6fde663f7321418996645ee602a473457640542f" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/a039e54397c6a75b713b9ce7894a62e06956aa92" |
| } |
| ], |
| "title": "net_sched: cls_flow: validate TCA_FLOW_RSHIFT attribute", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2025-21653", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
