Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a failure to call freehtabelem after htabunlockbucket in the bpf module...

DEBIAN-CVE-2024-56702

In the Linux kernel, the following vulnerability has been resolved: bpf: Mark rawtp arguments with PTRMAYBENULL Arguments to a raw tracepoint are tagged as trusted, which carries the semantics that the pointer will be non-NULL. However, in certain cases, a raw tracepoint argument may end up being...

AZL-55203 CVE-2024-56694 affecting package kernel for versions less than 5.15.176.3-1

In the Linux kernel, the following vulnerability has been resolved: bpf: fix recursive lock when verdict program return SKPASS When the streamverdict program returns SKPASS, it places the received skb into its own receive queue, but a recursive lock eventually occurs, leading to an operating syst...

CVE-2020-1822

There are multiple out of bounds OOB read vulnerabilities in the implementation of the Common Open Policy Service COPS protocol of some Huawei products. The specific decoding function may occur out-of-bounds read when processes an incoming data packet. Successful exploit of these vulnerabilities...

CVE-2020-1821

There are multiple out of bounds OOB read vulnerabilities in the implementation of the Common Open Policy Service COPS protocol of some Huawei products. The specific decoding function may occur out-of-bounds read when processes an incoming data packet. Successful exploit of these vulnerabilities...

CVE-2020-1820

There are multiple out of bounds OOB read vulnerabilities in the implementation of the Common Open Policy Service COPS protocol of some Huawei products. The specific decoding function may occur out-of-bounds read when processes an incoming data packet. Successful exploit of these vulnerabilities...

CVE-2024-56638

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftinner: incorrect percpu area handling under softirq Softirq can interrupt ongoing packet from process context that is walking over the percpu area that contains inner header offsets. Disable bh and perform three...

CVE-2024-56648

In the Linux kernel, the following vulnerability has been resolved: net: hsr: avoid potential out-of-bound access in fillframeinfo syzbot is able to feed a packet with 14 bytes, pretending it is a vlan one. Since fillframeinfo is relying on skb-maclen already, extend the check to cover this case...

AZL-54818 CVE-2024-56648 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: net: hsr: avoid potential out-of-bound access in fillframeinfo syzbot is able to feed a packet with 14 bytes, pretending it is a vlan one. Since fillframeinfo is relying on skb-maclen already, extend the check to cover this case...

CVE-2024-56644

In the Linux kernel, the following vulnerability has been resolved: net/ipv6: release expired exception dst cached in socket Dst objects get leaked in ip6negativeadvice when this function is executed for an expired IPv6 route located in the exception table. There are several conditions that must ...

DEBIAN-CVE-2024-56606

In the Linux kernel, the following vulnerability has been resolved: afpacket: avoid erroring out after sockinitdata in packetcreate After sockinitdata the allocated sk object is attached to the provided sock object. On error, packetcreate frees the sk object leaving the dangling pointer in the so...

AZL-55242 CVE-2024-56606 affecting package kernel for versions less than 5.15.176.3-1

In the Linux kernel, the following vulnerability has been resolved: afpacket: avoid erroring out after sockinitdata in packetcreate After sockinitdata the allocated sk object is attached to the provided sock object. On error, packetcreate frees the sk object leaving the dangling pointer in the so...

AZL-55187 CVE-2024-56606 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: afpacket: avoid erroring out after sockinitdata in packetcreate After sockinitdata the allocated sk object is attached to the provided sock object. On error, packetcreate frees the sk object leaving the dangling pointer in the so...

DEBIAN-CVE-2024-56592

In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the htab, it may hold the last reference of the map. bpfmapfdputptr will invoke bpfmapfreeid to free the id of the removed map element...

UBUNTU-CVE-2024-56656

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fix aggregation ID mask to prevent oops on 5760X chips The 5760X P7 chip's HW GRO/LRO interface is very similar to that of the previous generation 5750X or P5. However, the aggregation ID fields in the completion structur...

UBUNTU-CVE-2024-56615

In the Linux kernel, the following vulnerability has been resolved: bpf: fix OOB devmap writes when deleting elements Jordy reported issue against XSKMAP which also applies to DEVMAP - the index used for accessing map entry, due to being a signed integer, causes the OOB writes. Fix is simple as...

CVE-2024-56656

The CVE-2024-56656 issue is in the bnxt_en driver for Linux kernels, where 5760X (P7) hardware redefined aggregation ID fields from 16 to 12 bits. The aggregation ID mask was not updated, risking mis-staging GRO/LRO packet headers and potentially triggering kernel BUG__skb_pull in __bnxt_tpa_end/...

CVE-2024-56648 net: hsr: avoid potential out-of-bound access in fill_frame_info()

In the Linux kernel, the following vulnerability has been resolved: net: hsr: avoid potential out-of-bound access in fillframeinfo syzbot is able to feed a packet with 14 bytes, pretending it is a vlan one. Since fillframeinfo is relying on skb-maclen already, extend the check to cover this case...

CVE-2024-56644 net/ipv6: release expired exception dst cached in socket

In the Linux kernel, the following vulnerability has been resolved: net/ipv6: release expired exception dst cached in socket Dst objects get leaked in ip6negativeadvice when this function is executed for an expired IPv6 route located in the exception table. There are several conditions that must ...

CVE-2024-56638

CVE-2024-56638 affects the Linux kernel’s netfilter nft_inner handling of percpu inner-header offsets under softirq. The vulnerability stems from a race where softirq can interrupt a process-context walk over a percpu area that contains inner header offsets, potentially leading to inconsistent pe...