Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-6766-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6766-1 advisory. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix UAF issue in ksmbdtcpnewconnection The race is between the...

Debian dsa-5658 : affs-modules-6.1.0-11-4kc-malta-di - security update

The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5658 advisory. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - ------------------------------------------------------------------------- Debian Security Advisory DSA-5658-1...

Ubuntu 22.04 LTS / 23.10 : Linux kernel vulnerabilities (USN-6724-1)

The remote Ubuntu 22.04 LTS / 23.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6724-1 advisory. Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leadi...

Amazon Linux 2 : kernel (ALASKERNEL-5.4-2024-062)

The version of kernel installed on the remote host is prior to 5.4.269-183.369. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.4-2024-062 advisory. dmtablecreate in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to in alloctargets...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2024-053 (ALASKERNEL-5.10-2024-053)

The version of kernel installed on the remote host is prior to 5.10.210-201.852. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2024-053 advisory. dmtablecreate in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to in alloctargets...

The vulnerability of the skb_segment function in the Linux kernel component allows a hacker to cause a service failure.

The vulnerability of the skbsegment function in the Linux kernel component is related to improper cleaning or release of resources. Exploiting this vulnerability can allow an attacker to cause service failures...

Amazon Linux 2 : kernel (ALASKERNEL-5.10-2024-051)

The version of kernel installed on the remote host is prior to 5.10.210-201.852. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2024-051 advisory. dmtablecreate in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to in alloctargets...

Amazon Linux 2 : kernel (ALASKERNEL-5.15-2024-039)

The version of kernel installed on the remote host is prior to 5.15.149-99.161. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.15-2024-039 advisory. dmtablecreate in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to in alloctargets...

Important: kernel

Issue Overview: dmtablecreate in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to in alloctargets allocate more than INTMAX bytes, and crash, because of a missing check for struct dmioctl.targetcount. CVE-2023-52429 A flaw was found in the smb client in the Linux kernel. A...

CVE-2023-52435

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435 net: prevent mss overflow in skb_segment()

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435 net: prevent mss overflow in skb_segment()

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435 net: prevent mss overflow in skb_segment()

In the Linux kernel, the following vulnerability has been resolved: net: prevent mss overflow in skbsegment Once again syzbot is able to crash the kernel in skbsegment 1 GSOBYFRAGS is a forbidden value, but unfortunately the following computation in skbsegment can reach it quite easily : mss = ms...

CVE-2023-52435

CVE-2023-52435 affects the Linux kernel’s net/ skb_segment() and can overflow MSS when computing mss = mss * partial_segs, risking a crash (e.g., GSO_BY_FRAGS) and triggering NULL pointer dereferences in some traces. The fix adds a guard to ensure the new MSS is smaller than GSO_BY_FRAGS, prevent...

kernel: net: gso: fix panic on frag_list with mixed head alloc types

In the Linux kernel, the following vulnerability has been resolved: net: gso: fix panic on fraglist with mixed head alloc types Since commit 3dcbdb134f32 "net: gso: Fix skbsegment splat when splitting gsosize mangled skb having linear-headed fraglist", it is allowed to change gsosize of a GRO...

K15699: Linux kernel vulnerability CVE-2014-0131

Security Advisory Description Use-after-free vulnerability in the skbsegment function in net/core/skbuff.c in the Linux kernel through 3.13.6 allows attackers to obtain sensitive information from kernel memory by leveraging the absence of a certain orphaning operation. CVE-2014-0131 Impact...

Linux kernel skb_segment函数释放后使用漏洞

CVE ID:CVE-2014-0131 Linux kernel是一款开源的操作系统。 Linux kernel skbsegment函数net/core/skbuff.c存在释放后使用漏洞，允许攻击者利用漏洞获取内核内存敏感信息。 0 Linux kernel 3.13.6 用户可参考厂商的GIT库以获得补丁修复此漏洞： https://github.com/torvalds/linux/commit/1fd819ecb90cc9b822cd84d3056ddba315d3340f...