{"id":"CVE-2022-0742","aliases":["AZL-9094","DEBIAN-CVE-2022-0742","EUVD-2022-15809","GHSA-c2j9-m677-3m66","MGASA-2022-0100","MGASA-2022-0101","UBUNTU-CVE-2022-0742","USN-5337-1","USN-5346-1","USN-5362-1","USN-5368-1"],"status":"published","title":"Memory leak in ICMP6 in Linux Kernel","description":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.05038,"percentile":0.92342,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-275","CWE-401"],"published":"2022-03-14T00:00:00Z","modified":"2026-11-03T08:01:46Z","fixes":[{"ecosystem":"Azure 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List","Third Party Advisory","web"]},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2d3916f3189172d5c69d33065c3c21119fe539fc","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","web"]},{"url":"https://security.netapp.com/advisory/ntap-20220425-0001/","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-0742","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-c2j9-m677-3m66"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/0xxx/CVE-2022-0742.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2022-0742","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2022-0100.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=30157","tags":["report"]},{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00598.html","tags":["advisory"]},{"url":"https://developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability/spectre-bhb","tags":["web"]},{"url":"https://seclists.org/oss-sec/2022/q1/173","tags":["web"]},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.26","tags":["web"]},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.27","tags":["web"]},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.28","tags":["web"]},{"url":"https://advisories.mageia.org/MGASA-2022-0101.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=30158","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0742","tags":["report"]},{"url":"https://git.kernel.org/linus/2d3916f3189172d5c69d33065c3c21119fe539fc","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-5337-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-5346-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-5362-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-5368-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-0742","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-4135","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-4197","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-28711","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-28712","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-28713","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-28714","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-28715","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-39685","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-39698","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-43975","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-44733","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-45095","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-45402","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-45480","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0264","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0382","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0435","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0492","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0516","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23222","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-4083","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-4090","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-4155","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-42327","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0001","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0185","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0330","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-0847","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-22942","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-23960","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-25636","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-1055","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2022-27666","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2022-0742","title":"Memory leak in ICMP6 in Linux Kernel","description":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.","status":"published","published":"2022-03-18T11:20:11Z","modified":"2025-04-21T13:55:10.245Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-275"],"updated_at":"2026-11-02T14:34:41.69911Z"}],"euvd":[{"id":"EUVD-2022-15809","description":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.","status":"published","published":"2022-03-18T11:20:11Z","modified":"2025-04-21T13:55:10Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T20:52:18.663123Z"}],"ghsa":[{"id":"GHSA-c2j9-m677-3m66","title":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host...","description":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.","status":"published","published":"2022-03-19T00:01:01Z","modified":"2023-01-27T05:00:57Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:41:46.892672Z"}],"nvd":[{"id":"CVE-2022-0742","description":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.","status":"published","published":"2022-03-18T12:15:07.86Z","modified":"2026-06-17T04:21:09.86Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-275","CWE-401"],"updated_at":"2026-11-02T14:07:14.24948Z"}],"osv":[{"id":"AZL-9094","title":"CVE-2022-0742 affecting package kernel for versions less than 5.15.32.1-2","description":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.","status":"published","published":"2022-03-18T12:15:07Z","modified":"2026-04-21T04:34:57.978311Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:11.397546Z"},{"id":"CVE-2022-0742","title":"Memory leak in ICMP6 in Linux Kernel","description":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.","status":"published","published":"2022-03-18T11:20:11Z","modified":"2026-10-28T02:31:06.044852523Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-275"],"updated_at":"2026-11-02T15:44:22.824781Z"},{"id":"DEBIAN-CVE-2022-0742","description":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.","status":"published","published":"2022-03-18T12:15:07.86Z","modified":"2026-11-03T08:01:46.064066254Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T08:24:50.542442Z"},{"id":"UBUNTU-CVE-2022-0742","description":"Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.","status":"published","published":"2022-03-14T00:00:00Z","modified":"2026-02-04T02:46:27.930595Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T16:53:51.630172Z"},{"id":"MGASA-2022-0100","title":"Updated kernel packages fix security vulnerabilities","description":"This kernel update is based on upstream 5.15.28 and fixes at least the\nfollowing security issues:\n\nNon-transparent sharing of branch predictor selectors between contexts\nin some Intel(R) Processors may allow an authorized user to potentially\nenable information disclosure via local access (CVE-2022-0001).\n\nNon-transparent sharing of branch predictor within a context in some\nIntel(R) Processors may allow an authorized user to potentially enable\ninformation disclosure via local access (CVE-2022-0002).\n\nA memory leak flaw was found in the Linux kernel’s ICMPv6 networking\nprotocol, in the way a user generated malicious ICMPv6 packets. This\nflaw allows a remote user to crash the system (CVE-2022-0742).\n\nSeveral Linux PV device frontends are using the grant table interfaces\nfor removing access rights of the backends in ways being subject to\nrace conditions, resulting in potential data leaks, data corruption\nby malicious backends, and denial of service triggered by malicious\nbackends:\n\nblkfront, netfront, scsifront and the gntalloc driver are testing\nwhether a grant reference is still in use. If this is not the case,\nthey assume that a following removal of the granted access will always\nsucceed, which is not true in case the backend has mapped the granted\npage between those two operations. As a result the backend can keep\naccess to the memory page of the guest no matter how the page will be\nused after the frontend I/O has finished. The xenbus driver has a\nsimilar problem, as it doesn't check the success of removing the\ngranted access of a shared ring buffer (blkfront: CVE-2022-23036,\nnetfront: CVE-2022-23037, scsifront: CVE-2022-23038,\ngntalloc: CVE-2022-23039, xenbus: CVE-2022-23040)\n\nblkfront, netfront, scsifront, usbfront, dmabuf, xenbus, 9p, kbdfront,\nand pvcalls are using a functionality to delay freeing a grant reference\nuntil it is no longer in use, but the freeing of the related data page\nis not synchronized with dropping the granted access. As a result the\nbackend can keep access to the memory page even after it has been freed\nand then re-used for a different purpose (CVE-2022-23041).\n\nnetfront will fail a BUG_ON() assertion if it fails to revoke access in\nthe rx path. This will result in a Denial of Service (DoS) situation of\nthe guest which can be triggered by the backend (CVE-2022-23042).\n\nCertain Arm Cortex and Neoverse processors through 2022-03-08 do not\nproperly restrict cache speculation, aka Spectre-BHB. An attacker can\nleverage the shared branch history in the Branch History Buffer (BHB)\nto influence mispredicted branches. Then, cache allocation can allow\nthe attacker to obtain sensitive information (CVE-2022-23960).\n\nIt was found that the default LFENCE-based Spectre v2 mitigation on\nAMD cpus is insufficient to mitigate such attacks. Becuse of that,\nthe code have been switched to use generic retpolines on AMD cpus\nby default.\n\nFor other upstream fixes, see the referenced changelogs.\n","status":"published","published":"2022-03-14T16:51:52Z","modified":"2026-04-16T04:41:22.333556926Z","updated_at":"2026-11-02T15:49:41.849028Z"},{"id":"MGASA-2022-0101","title":"Updated kernel-linus packages fix security vulnerabilities","description":"This kernel-linus update is based on upstream 5.15.28 and fixes at least\nthe following security issues:\n\nNon-transparent sharing of branch predictor selectors between contexts\nin some Intel(R) Processors may allow an authorized user to potentially\nenable information disclosure via local access (CVE-2022-0001).\n\nNon-transparent sharing of branch predictor within a context in some\nIntel(R) Processors may allow an authorized user to potentially enable\ninformation disclosure via local access (CVE-2022-0002).\n\nA memory leak flaw was found in the Linux kernel’s ICMPv6 networking\nprotocol, in the way a user generated malicious ICMPv6 packets. This\nflaw allows a remote user to crash the system (CVE-2022-0742).\n\nSeveral Linux PV device frontends are using the grant table interfaces\nfor removing access rights of the backends in ways being subject to\nrace conditions, resulting in potential data leaks, data corruption\nby malicious backends, and denial of service triggered by malicious\nbackends:\n\nblkfront, netfront, scsifront and the gntalloc driver are testing\nwhether a grant reference is still in use. If this is not the case,\nthey assume that a following removal of the granted access will always\nsucceed, which is not true in case the backend has mapped the granted\npage between those two operations. As a result the backend can keep\naccess to the memory page of the guest no matter how the page will be\nused after the frontend I/O has finished. The xenbus driver has a\nsimilar problem, as it doesn't check the success of removing the\ngranted access of a shared ring buffer (blkfront: CVE-2022-23036,\nnetfront: CVE-2022-23037, scsifront: CVE-2022-23038,\ngntalloc: CVE-2022-23039, xenbus: CVE-2022-23040)\n\nblkfront, netfront, scsifront, usbfront, dmabuf, xenbus, 9p, kbdfront,\nand pvcalls are using a functionality to delay freeing a grant reference\nuntil it is no longer in use, but the freeing of the related data page\nis not synchronized with dropping the granted access. As a result the\nbackend can keep access to the memory page even after it has been freed\nand then re-used for a different purpose (CVE-2022-23041).\n\nnetfront will fail a BUG_ON() assertion if it fails to revoke access in\nthe rx path. This will result in a Denial of Service (DoS) situation of\nthe guest which can be triggered by the backend (CVE-2022-23042).\n\nCertain Arm Cortex and Neoverse processors through 2022-03-08 do not\nproperly restrict cache speculation, aka Spectre-BHB. An attacker can\nleverage the shared branch history in the Branch History Buffer (BHB)\nto influence mispredicted branches. Then, cache allocation can allow\nthe attacker to obtain sensitive information (CVE-2022-23960).\n\nIt was found that the default LFENCE-based Spectre v2 mitigation on\nAMD cpus is insufficient to mitigate such attacks. Becuse of that,\nthe code have been switched to use generic retpolines on AMD cpus\nby default.\n\nFor other upstream fixes, see the referenced changelogs.\n","status":"published","published":"2022-03-14T16:51:52Z","modified":"2026-04-16T04:41:14.055820202Z","updated_at":"2026-11-02T15:49:41.849028Z"},{"id":"USN-5337-1","title":"linux, linux-aws, linux-aws-5.13, linux-gcp, linux-gcp-5.13, linux-hwe-5.13, linux-kvm, linux-oracle, linux-raspi vulnerabilities","description":"It was discovered that the BPF verifier in the Linux kernel did not\nproperly restrict pointer types in certain situations. A local attacker\ncould use this to cause a denial of service (system crash) or possibly\nexecute arbitrary code. (CVE-2022-23222)\n\nYiqi Sun and Kevin Wang discovered that the cgroups implementation in the\nLinux kernel did not properly restrict access to the cgroups v1\nrelease_agent feature. A local attacker could use this to gain\nadministrative privileges. (CVE-2022-0492)\n\nJürgen Groß discovered that the Xen subsystem within the Linux kernel did\nnot adequately limit the number of events driver domains (unprivileged PV\nbackends) could send to other guest VMs. An attacker in a driver domain\ncould use this to cause a denial of service in other guest VMs.\n(CVE-2021-28711, CVE-2021-28712, CVE-2021-28713)\n\nJürgen Groß discovered that the Xen network backend driver in the Linux\nkernel did not adequately limit the amount of queued packets when a guest\ndid not process them. An attacker in a guest VM can use this to cause a\ndenial of service (excessive kernel memory consumption) in the network\nbackend domain. (CVE-2021-28714, CVE-2021-28715)\n\nSzymon Heidrich discovered that the USB Gadget subsystem in the Linux\nkernel did not properly restrict the size of control requests for certain\ngadget types, leading to possible out of bounds reads or writes. A local\nattacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code. (CVE-2021-39685)\n\nIt was discovered that a race condition existed in the poll implementation\nin the Linux kernel, resulting in a use-after-free vulnerability. A local\nattacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code. (CVE-2021-39698)\n\nIt was discovered that the simulated networking device driver for the Linux\nkernel did not properly initialize memory in certain situations. A local\nattacker could use this to expose sensitive information (kernel memory).\n(CVE-2021-4135)\n\nEric Biederman discovered that the cgroup process migration implementation\nin the Linux kernel did not perform permission checks correctly in some\nsituations. A local attacker could possibly use this to gain administrative\nprivileges. (CVE-2021-4197)\n\nBrendan Dolan-Gavitt discovered that the aQuantia AQtion Ethernet device\ndriver in the Linux kernel did not properly validate meta-data coming from\nthe device. A local attacker who can control an emulated device can use\nthis to cause a denial of service (system crash) or possibly execute\narbitrary code. (CVE-2021-43975)\n\nIt was discovered that the ARM Trusted Execution Environment (TEE)\nsubsystem in the Linux kernel contained a race condition leading to a use-\nafter-free vulnerability. A local attacker could use this to cause a denial\nof service or possibly execute arbitrary code. (CVE-2021-44733)\n\nIt was discovered that the Phone Network protocol (PhoNet) implementation\nin the Linux kernel did not properly perform reference counting in some\nerror conditions. A local attacker could possibly use this to cause a\ndenial of service (memory exhaustion). (CVE-2021-45095)\n\nIt was discovered that the eBPF verifier in the Linux kernel did not\nproperly perform bounds checking on mov32 operations. A local attacker\ncould use this to expose sensitive information (kernel pointer addresses).\n(CVE-2021-45402)\n\nIt was discovered that the Reliable Datagram Sockets (RDS) protocol\nimplementation in the Linux kernel did not properly deallocate memory in\nsome error conditions. A local attacker could possibly use this to cause a\ndenial of service (memory exhaustion). (CVE-2021-45480)\n\nIt was discovered that the BPF subsystem in the Linux kernel did not\nproperly track pointer types on atomic fetch operations in some situations.\nA local attacker could use this to expose sensitive information (kernel\npointer addresses). (CVE-2022-0264)\n\nIt was discovered that the TIPC Protocol implementation in the Linux kernel\ndid not properly initialize memory in some situations. A local attacker\ncould use this to expose sensitive information (kernel memory).\n(CVE-2022-0382)\n\nSamuel Page discovered that the Transparent Inter-Process Communication\n(TIPC) protocol implementation in the Linux kernel contained a stack-based\nbuffer overflow. A remote attacker could use this to cause a denial of\nservice (system crash) for systems that have a TIPC bearer configured.\n(CVE-2022-0435)\n\nIt was discovered that the KVM implementation for s390 systems in the Linux\nkernel did not properly prevent memory operations on PVM guests that were\nin non-protected mode. A local attacker could use this to obtain\nunauthorized memory write access. (CVE-2022-0516)\n\nIt was discovered that the ICMPv6 implementation in the Linux kernel did\nnot properly deallocate memory in certain situations. A remote attacker\ncould possibly use this to cause a denial of service (memory exhaustion).\n(CVE-2022-0742)\n","status":"published","published":"2022-03-22T06:27:44Z","modified":"2026-09-14T11:17:21.242468459Z","updated_at":"2026-11-02T16:58:15.683829Z"},{"id":"USN-5346-1","title":"linux-oem-5.14 vulnerability","description":"It was discovered that the ICMPv6 implementation in the Linux kernel did\nnot properly deallocate memory in certain situations. A remote attacker\ncould possibly use this to cause a denial of service (memory exhaustion).\n","status":"published","published":"2022-03-24T05:03:11Z","modified":"2026-02-10T04:42:32Z","updated_at":"2026-11-02T16:58:15.683829Z"},{"id":"USN-5362-1","title":"linux-intel-5.13 vulnerabilities","description":"Nick Gregory discovered that the Linux kernel incorrectly handled network\noffload functionality. A local attacker could use this to cause a denial of\nservice or possibly execute arbitrary code. (CVE-2022-25636)\n\nEnrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano\nGiuffrida discovered that hardware mitigations added by ARM to their\nprocessors to address Spectre-BTI were insufficient. A local attacker could\npotentially use this to expose sensitive information. (CVE-2022-23960)\n\nIt was discovered that the BPF verifier in the Linux kernel did not\nproperly restrict pointer types in certain situations. A local attacker\ncould use this to cause a denial of service (system crash) or possibly\nexecute arbitrary code. (CVE-2022-23222)\n\nMax Kellermann discovered that the Linux kernel incorrectly handled Unix\npipes. A local attacker could potentially use this to modify any file that\ncould be opened for reading. (CVE-2022-0847)\n\nYiqi Sun and Kevin Wang discovered that the cgroups implementation in the\nLinux kernel did not properly restrict access to the cgroups v1\nrelease_agent feature. A local attacker could use this to gain\nadministrative privileges. (CVE-2022-0492)\n\nWilliam Liu and Jamie Hill-Daniel discovered that the file system context\nfunctionality in the Linux kernel contained an integer underflow\nvulnerability, leading to an out-of-bounds write. A local attacker could\nuse this to cause a denial of service (system crash) or execute arbitrary\ncode. (CVE-2022-0185)\n\nEnrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano\nGiuffrida discovered that hardware mitigations added by Intel to their\nprocessors to address Spectre-BTI were insufficient. A local attacker could\npotentially use this to expose sensitive information. (CVE-2022-0001)\n\nJann Horn discovered a race condition in the Unix domain socket\nimplementation in the Linux kernel that could result in a read-after-free.\nA local attacker could use this to cause a denial of service (system crash)\nor possibly execute arbitrary code. (CVE-2021-4083)\n\nIt was discovered that the NFS server implementation in the Linux kernel\ncontained an out-of-bounds write vulnerability. A local attacker could use\nthis to cause a denial of service (system crash) or possibly execute\narbitrary code. (CVE-2021-4090)\n\nKirill Tkhai discovered that the XFS file system implementation in the\nLinux kernel did not calculate size correctly when pre-allocating space in\nsome situations. A local attacker could use this to expose sensitive\ninformation. (CVE-2021-4155)\n\nIt was discovered that the AMD Radeon GPU driver in the Linux kernel did\nnot properly validate writes in the debugfs file system. A privileged\nattacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code. (CVE-2021-42327)\n\nSushma Venkatesh Reddy discovered that the Intel i915 graphics driver in\nthe Linux kernel did not perform a GPU TLB flush in some situations. A\nlocal attacker could use this to cause a denial of service or possibly\nexecute arbitrary code. (CVE-2022-0330)\n\nSamuel Page discovered that the Transparent Inter-Process Communication\n(TIPC) protocol implementation in the Linux kernel contained a stack-based\nbuffer overflow. A remote attacker could use this to cause a denial of\nservice (system crash) for systems that have a TIPC bearer configured.\n(CVE-2022-0435)\n\nIt was discovered that the KVM implementation for s390 systems in the Linux\nkernel did not properly prevent memory operations on PVM guests that were\nin non-protected mode. A local attacker could use this to obtain\nunauthorized memory write access. (CVE-2022-0516)\n\nIt was discovered that the ICMPv6 implementation in the Linux kernel did\nnot properly deallocate memory in certain situations. A remote attacker\ncould possibly use this to cause a denial of service (memory exhaustion).\n(CVE-2022-0742)\n\nIt was discovered that the VMware Virtual GPU driver in the Linux kernel\ndid not properly handle certain failure conditions, leading to a stale\nentry in the file descriptor table. A local attacker could use this to\nexpose sensitive information or possibly gain administrative privileges.\n(CVE-2022-22942)\n","status":"published","published":"2022-04-01T01:11:38Z","modified":"2026-09-14T11:17:24.015261105Z","updated_at":"2026-11-02T16:58:15.683829Z"},{"id":"USN-5368-1","title":"linux-azure-5.13, linux-oracle-5.13 vulnerabilities","description":"It was discovered that the BPF verifier in the Linux kernel did not\nproperly restrict pointer types in certain situations. A local attacker\ncould use this to cause a denial of service (system crash) or possibly\nexecute arbitrary code. (CVE-2022-23222)\n\nIt was discovered that the network traffic control implementation in the\nLinux kernel contained a use-after-free vulnerability. A local attacker\ncould use this to cause a denial of service (system crash) or possibly\nexecute arbitrary code. (CVE-2022-1055)\n\nYiqi Sun and Kevin Wang discovered that the cgroups implementation in the\nLinux kernel did not properly restrict access to the cgroups v1\nrelease_agent feature. A local attacker could use this to gain\nadministrative privileges. (CVE-2022-0492)\n\nJürgen Groß discovered that the Xen subsystem within the Linux kernel did\nnot adequately limit the number of events driver domains (unprivileged PV\nbackends) could send to other guest VMs. An attacker in a driver domain\ncould use this to cause a denial of service in other guest VMs.\n(CVE-2021-28711, CVE-2021-28712, CVE-2021-28713)\n\nJürgen Groß discovered that the Xen network backend driver in the Linux\nkernel did not adequately limit the amount of queued packets when a guest\ndid not process them. An attacker in a guest VM can use this to cause a\ndenial of service (excessive kernel memory consumption) in the network\nbackend domain. (CVE-2021-28714, CVE-2021-28715)\n\nSzymon Heidrich discovered that the USB Gadget subsystem in the Linux\nkernel did not properly restrict the size of control requests for certain\ngadget types, leading to possible out of bounds reads or writes. A local\nattacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code. (CVE-2021-39685)\n\nIt was discovered that a race condition existed in the poll implementation\nin the Linux kernel, resulting in a use-after-free vulnerability. A local\nattacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code. (CVE-2021-39698)\n\nIt was discovered that the simulated networking device driver for the Linux\nkernel did not properly initialize memory in certain situations. A local\nattacker could use this to expose sensitive information (kernel memory).\n(CVE-2021-4135)\n\nEric Biederman discovered that the cgroup process migration implementation\nin the Linux kernel did not perform permission checks correctly in some\nsituations. A local attacker could possibly use this to gain administrative\nprivileges. (CVE-2021-4197)\n\nBrendan Dolan-Gavitt discovered that the aQuantia AQtion Ethernet device\ndriver in the Linux kernel did not properly validate meta-data coming from\nthe device. A local attacker who can control an emulated device can use\nthis to cause a denial of service (system crash) or possibly execute\narbitrary code. (CVE-2021-43975)\n\nIt was discovered that the ARM Trusted Execution Environment (TEE)\nsubsystem in the Linux kernel contained a race condition leading to a use-\nafter-free vulnerability. A local attacker could use this to cause a denial\nof service or possibly execute arbitrary code. (CVE-2021-44733)\n\nIt was discovered that the Phone Network protocol (PhoNet) implementation\nin the Linux kernel did not properly perform reference counting in some\nerror conditions. A local attacker could possibly use this to cause a\ndenial of service (memory exhaustion). (CVE-2021-45095)\n\nIt was discovered that the eBPF verifier in the Linux kernel did not\nproperly perform bounds checking on mov32 operations. A local attacker\ncould use this to expose sensitive information (kernel pointer addresses).\n(CVE-2021-45402)\n\nIt was discovered that the Reliable Datagram Sockets (RDS) protocol\nimplementation in the Linux kernel did not properly deallocate memory in\nsome error conditions. A local attacker could possibly use this to cause a\ndenial of service (memory exhaustion). (CVE-2021-45480)\n\nIt was discovered that the BPF subsystem in the Linux kernel did not\nproperly track pointer types on atomic fetch operations in some situations.\nA local attacker could use this to expose sensitive information (kernel\npointer addresses). (CVE-2022-0264)\n\nIt was discovered that the TIPC Protocol implementation in the Linux kernel\ndid not properly initialize memory in some situations. A local attacker\ncould use this to expose sensitive information (kernel memory).\n(CVE-2022-0382)\n\nSamuel Page discovered that the Transparent Inter-Process Communication\n(TIPC) protocol implementation in the Linux kernel contained a stack-based\nbuffer overflow. A remote attacker could use this to cause a denial of\nservice (system crash) for systems that have a TIPC bearer configured.\n(CVE-2022-0435)\n\nIt was discovered that the KVM implementation for s390 systems in the Linux\nkernel did not properly prevent memory operations on PVM guests that were\nin non-protected mode. A local attacker could use this to obtain\nunauthorized memory write access. (CVE-2022-0516)\n\nIt was discovered that the ICMPv6 implementation in the Linux kernel did\nnot properly deallocate memory in certain situations. A remote attacker\ncould possibly use this to cause a denial of service (memory exhaustion).\n(CVE-2022-0742)\n\nIt was discovered that the IPsec implementation in the Linux kernel did not\nproperly allocate enough memory when performing ESP transformations,\nleading to a heap-based buffer overflow. A local attacker could use this to\ncause a denial of service (system crash) or possibly execute arbitrary\ncode. (CVE-2022-27666)\n","status":"published","published":"2022-04-06T21:21:25Z","modified":"2026-09-14T11:17:24.045672295Z","updated_at":"2026-11-02T16:58:15.683829Z"}]}}