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Security Bulletin: Vulnerabilities in the Linux Kernel affect IBM Spectrum Copy Data Management

Description

## Summary Linux Kernel vulnerabilities, such as obtaining sensitive information, bypassing security restrictions, denial of service, elevation of privileges, and execution of arbitrary code on the system, may affect IBM Spectrum Copy Data Management. ## Vulnerability Details ** CVEID: **[CVE-2022-0850](<https://vulners.com/cve/CVE-2022-0850>) ** DESCRIPTION: **Linux Kernel could allow a local authenticated attacker to obtain sensitive information, caused by a flaw in the copy_page_to_iter() function in iov_iter.c. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain sensitive information, or cause a denial of service condition. CVSS Base score: 4.4 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/224232](<https://exchange.xforce.ibmcloud.com/vulnerabilities/224232>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L) ** CVEID: **[CVE-2021-45485](<https://vulners.com/cve/CVE-2021-45485>) ** DESCRIPTION: **Linux Kernel could allow a local attacker to obtain sensitive information, caused by improperly consider attacks from many IPv6 source addresses in net/ipv6/output_core.c in the IPv6 implementation. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain sensitive information, and use this information to launch further attacks against the affected system. CVSS Base score: 6.2 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/216133](<https://exchange.xforce.ibmcloud.com/vulnerabilities/216133>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N) ** CVEID: **[CVE-2021-20322](<https://vulners.com/cve/CVE-2021-20322>) ** DESCRIPTION: **Linux Kernel could allow a remote attacker to bypass security restrictions, caused by an error in the processing of received ICMP errors (ICMP fragment needed and ICMP redirect) in the Linux kernel functionality that allows the ability to quickly scan open UDP ports. An off-path remote attacker could exploit this vulnerability to bypass the source port UDP randomization and affect the confidentiality and integrity of the system. CVSS Base score: 7.4 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/212886](<https://exchange.xforce.ibmcloud.com/vulnerabilities/212886>) for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N) ** CVEID: **[CVE-2021-31916](<https://vulners.com/cve/CVE-2021-31916>) ** DESCRIPTION: **Linux Kernel is vulnerable to a denial of service, caused by an out-of-bounds (OOB) memory write flaw in the list_devices function in drivers/md/dm-ioctl.c. By sending a specially-crafted request, a local authenticated attacker could exploit this vulnerability to cause system crash or a leak of internal kernel information. CVSS Base score: 6 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/201512](<https://exchange.xforce.ibmcloud.com/vulnerabilities/201512>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H) ** CVEID: **[CVE-2021-4083](<https://vulners.com/cve/CVE-2021-4083>) ** DESCRIPTION: **Linux Kernel could allow a local attacker to gain elevated privileges on the system, caused by a read-after-free memory flaw in the garbage collection for Unix domain socket file handlers. By simultaneously calling close() and fget() functions to trigger a race condition, an attacker could exploit this vulnerability to gain elevated privileges or cause the system to crash. CVSS Base score: 7.4 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/216849](<https://exchange.xforce.ibmcloud.com/vulnerabilities/216849>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H) ** CVEID: **[CVE-2021-4203](<https://vulners.com/cve/CVE-2021-4203>) ** DESCRIPTION: **Linux Kernel is vulnerable to a denial of service, caused by a use-after-free read flaw in the sock_getsockopt() function in net/core/sock.c. By sending a specially-crafted request, a local authenticated attacker could exploit this vulnerability to crash the system or obtain internal kernel information. CVSS Base score: 7.1 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/222609](<https://exchange.xforce.ibmcloud.com/vulnerabilities/222609>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H) ** CVEID: **[CVE-2022-22942](<https://vulners.com/cve/CVE-2022-22942>) ** DESCRIPTION: **Linux Kernel could allow a local authenticated attacker to obtain sensitive information, caused by improper file descriptor handling in the vmwgfx driver. By sending a specially-crafted ioctl call, an attacker could exploit this vulnerability to gain access to files opened by other processes on the system, and use this information to launch further attacks against the affected system. CVSS Base score: 5.5 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/218323](<https://exchange.xforce.ibmcloud.com/vulnerabilities/218323>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N) ** CVEID: **[CVE-2021-3669](<https://vulners.com/cve/CVE-2021-3669>) ** DESCRIPTION: **Linux Kernel is vulnerable to a denial of service. Reading /proc/sysvipc/shm does not scale with large shared memory segment counts. A local attacker could exploit this vulnerability to exhaust all available resources. CVSS Base score: 5.5 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/213319](<https://exchange.xforce.ibmcloud.com/vulnerabilities/213319>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) ** CVEID: **[CVE-2021-20269](<https://vulners.com/cve/CVE-2021-20269>) ** DESCRIPTION: **Linux Kernel could allow a local authenticated attacker to obtain sensitive information, caused by incorrect permissions on vmcore-dmesg.txt file in kexec-tools. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain kernel internal information, and use this information to launch further attacks against the affected system. CVSS Base score: 4.7 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/198071](<https://exchange.xforce.ibmcloud.com/vulnerabilities/198071>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N) ** CVEID: **[CVE-2021-41864](<https://vulners.com/cve/CVE-2021-41864>) ** DESCRIPTION: **Linux Kernel could allow a local attacker to execute arbitrary code on the system, caused by an eBPF multiplication integer overflow in the prealloc_elems_and_freelist function in kernel/bpf/stackmap.c. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system. CVSS Base score: 8.4 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/210630](<https://exchange.xforce.ibmcloud.com/vulnerabilities/210630>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) ** CVEID: **[CVE-2021-45486](<https://vulners.com/cve/CVE-2021-45486>) ** DESCRIPTION: **Linux Kernel could allow a local attacker to obtain sensitive information, caused by the use of small hash table in net/ipv4/route.c in the IPv4 implementation. By utilize cryptographic attack techniques, an attacker could exploit this vulnerability to obtain sensitive information, and use this information to launch further attacks against the affected system. CVSS Base score: 6.2 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/216134](<https://exchange.xforce.ibmcloud.com/vulnerabilities/216134>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N) ** CVEID: **[CVE-2021-4155](<https://vulners.com/cve/CVE-2021-4155>) ** DESCRIPTION: **Linux Kernel could allow a local authenticated attacker to obtain sensitive information, caused by data leak flaw in the way how XFS_IOC_ALLOCSP IOCTL in the XFS filesystem is allowed for size increase of files with unaligned size. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain sensitive information on the XFS filesystem, and use this information to launch further attacks against the affected system. CVSS Base score: 5.5 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/216919](<https://exchange.xforce.ibmcloud.com/vulnerabilities/216919>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N) ** CVEID: **[CVE-2020-25704](<https://vulners.com/cve/CVE-2020-25704>) ** DESCRIPTION: **Linux Kernel is vulnerable to a denial of service, caused by a memory leak in the perf_event_parse_addr_filter function. By executing a specially-crafted program, a local attacker could exploit this vulnerability to exhaust available memory on the system. CVSS Base score: 6.2 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/191348](<https://exchange.xforce.ibmcloud.com/vulnerabilities/191348>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) ** CVEID: **[CVE-2020-36322](<https://vulners.com/cve/CVE-2020-36322>) ** DESCRIPTION: **Linux Kernel is vulnerable to a denial of service, caused by a flaw in the fuse_do_getattr function in the FUSE filesystem implementation in . By sending a specially-crafted request, a local attacker could exploit this vulnerability to cause the system to crash. CVSS Base score: 6.2 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/200230](<https://exchange.xforce.ibmcloud.com/vulnerabilities/200230>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) ** CVEID: **[CVE-2021-3635](<https://vulners.com/cve/CVE-2021-3635>) ** DESCRIPTION: **Linux Kernel is vulnerable to a denial of service, caused by a missing generation check during DELTABLE processing in the netfilter implementation. By sending specially-crafted netfilter netflow commands, a local authenticated attacker could exploit this vulnerability to cause a panic on the system, and results in a denial of service condition. CVSS Base score: 4.1 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/207460](<https://exchange.xforce.ibmcloud.com/vulnerabilities/207460>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H) ** CVEID: **[CVE-2021-3764](<https://vulners.com/cve/CVE-2021-3764>) ** DESCRIPTION: **Linux Kernel is vulnerable to a denial of service, caused by a memory leak in the ccp_run_aes_gcm_cmd() function in crypto. By sending a specially-crafted request, a loal authenticated attacker could exploit this vulnerability to cause a denial of service. CVSS Base score: 5.5 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/213732](<https://exchange.xforce.ibmcloud.com/vulnerabilities/213732>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) ** CVEID: **[CVE-2022-1011](<https://vulners.com/cve/CVE-2022-1011>) ** DESCRIPTION: **Linux Kernel could allow a local authenticated attacker to gain elevated privileges on the system, caused by a use-after-free flaw in the FUSE filesystem. By sending a specially-crafted request using the write() function, an authenticated attacker could exploit this vulnerability to gain unauthorized access to some data from the FUSE filesystem to gain elevated privileges. CVSS Base score: 7.8 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/222171](<https://exchange.xforce.ibmcloud.com/vulnerabilities/222171>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) ** CVEID: **[CVE-2021-4028](<https://vulners.com/cve/CVE-2021-4028>) ** DESCRIPTION: **Linux Kernel could allow a local authenticated attacker to gain elevated privileges on the system, caused by a use-after-free in the implementation of RDMA communications manager listener code. By sending a specially-crafted request, an attacker could exploit this vulnerability to crash the system or gain elevated privileges on the system. CVSS Base score: 7 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/226067](<https://exchange.xforce.ibmcloud.com/vulnerabilities/226067>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H) ** CVEID: **[CVE-2021-4002](<https://vulners.com/cve/CVE-2021-4002>) ** DESCRIPTION: **Linux Kernel could allow a local authenticated attacker to bypass security restrictions, caused by a flaw when running mmap() using the MAP_HUGETLB or shmget() with SHM_HUGETLB. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain or change data that resides on hugetlbfs. CVSS Base score: 7.1 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/214095](<https://exchange.xforce.ibmcloud.com/vulnerabilities/214095>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N) ## Affected Products and Versions **Affected Product(s)**| Version(s) ---|--- IBM Spectrum Copy Data Management| 2.2.0.0-2.2.15.0 ## Remediation/Fixes **IBM Spectrum Copy Data Management** **Affected Versions**| **Fixing** **Level**| **Platform**| **Link to Fix and Instructions ** ---|---|---|--- 2.2.0.0-2.2.15.0| 2.2.16| Linux| <https://www.ibm.com/support/pages/node/6579847> ## Workarounds and Mitigations None ##


Affected Software


CPE Name Name Version
ibm spectrum copy data management 2.2

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