CVE-2024-50035

HIGHNVD 7.17.1—
EchelonGraph scoreMEDIUM confidence

Score 7.1 from GitHub Security Advisory (severity: HIGH) published 2024-10-21. NVD baseline CVSS 7.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.1Exploit: NoneExposed: 0

A fix is available — apply it.

In the Linux kernel, the following vulnerability has been resolved:

ppp: fix ppp_async_encode() illegal access

syzbot reported an issue in ppp_async_encode() [1]

In this case, pppoe_sendmsg() is called with a zero size. Then ppp_async_encode() is called with an empty skb.

BUG: KMSAN: uninit-value in ppp_async_encode drivers/net/ppp/ppp_async.c:545 [inline] BUG: KMSAN: uninit-value in ppp_async_push+0xb4f/0x2660 drivers/net/ppp/ppp_async.c:675 ppp_async_encode drivers/net/ppp/ppp_async.c:545 [inline] ppp_async_push+0xb4f/0x2660 drivers/net/ppp/ppp_async.c:675 ppp_async_send+0x130/0x1b0 drivers/net/ppp/ppp_async.c:634 ppp_channel_bridge_input drivers/net/ppp/ppp_generic.c:2280 [inline] ppp_input+0x1f1/0xe60 drivers/net/ppp/ppp_generic.c:2304 pppoe_rcv_core+0x1d3/0x720 drivers/net/ppp/pppoe.c:379 sk_backlog_rcv+0x13b/0x420 include/net/sock.h:1113 __release_sock+0x1da/0x330 net/core/sock.c:3072 release_sock+0x6b/0x250 net/core/sock.c:3626 pppoe_sendmsg+0x2b8/0xb90 drivers/net/ppp/pppoe.c:903 sock_sendmsg_nosec net/socket.c:729 [inline] __sock_sendmsg+0x30f/0x380 net/socket.c:744 ____sys_sendmsg+0x903/0xb60 net/socket.c:2602 ___sys_sendmsg+0x28d/0x3c0 net/socket.c:2656 __sys_sendmmsg+0x3c1/0x960 net/socket.c:2742 __do_sys_sendmmsg net/socket.c:2771 [inline] __se_sys_sendmmsg net/socket.c:2768 [inline] __x64_sys_sendmmsg+0xbc/0x120 net/socket.c:2768 x64_sys_call+0xb6e/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Uninit was created at: slab_post_alloc_hook mm/slub.c:4092 [inline] slab_alloc_node mm/slub.c:4135 [inline] kmem_cache_alloc_node_noprof+0x6bf/0xb80 mm/slub.c:4187 kmalloc_reserve+0x13d/0x4a0 net/core/skbuff.c:587 __alloc_skb+0x363/0x7b0 net/core/skbuff.c:678 alloc_skb include/linux/skbuff.h:1322 [inline] sock_wmalloc+0xfe/0x1a0 net/core/sock.c:2732 pppoe_sendmsg+0x3a7/0xb90 drivers/net/ppp/pppoe.c:867 sock_sendmsg_nosec net/socket.c:729 [inline] __sock_sendmsg+0x30f/0x380 net/socket.c:744 ____sys_sendmsg+0x903/0xb60 net/socket.c:2602 ___sys_sendmsg+0x28d/0x3c0 net/socket.c:2656 __sys_sendmmsg+0x3c1/0x960 net/socket.c:2742 __do_sys_sendmmsg net/socket.c:2771 [inline] __se_sys_sendmmsg net/socket.c:2768 [inline] __x64_sys_sendmmsg+0xbc/0x120 net/socket.c:2768 x64_sys_call+0xb6e/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f

CPU: 1 UID: 0 PID: 5411 Comm: syz.1.14 Not tainted 6.12.0-rc1-syzkaller-00165-g360c1f1f24c6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024

CVSS v3
7.1
EG Score
7.1(medium)
EG Risk
32(Track)
EG Risk 32/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity71% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
19.3%
KEV
Not listed

Published

October 21, 2024

Last Modified

May 12, 2026

References (12)

Vendor Advisories for CVE-2024-50035(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(31)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-tools-aws-edge (5.15.0.1073.79~20.04.1) @ focal2026-05-21ubuntu
ubuntulinux-virtual-hwe-20.04-edge (5.15.0.127.137~20.04.1) @ focal2026-05-21ubuntu
ubuntulinux-tools-intel-iotg (5.15.0.1071.71) @ jammy2026-05-21ubuntu
ubuntulinux-virtual-hwe-24.04-edge (6.11.0-18.18) @ oracular2026-05-21ubuntu
ubuntulinux-xilinx-zynqmp-tools-host (5.15.0-1039.43) @ jammy2026-05-21ubuntu
ubuntulinux-tools-realtime-hwe-24.04-edge (6.11.0-1005.5) @ oracular2026-05-21ubuntu
ubuntulinux-tools-azure-lts-22.04 (5.15.0.1078.76) @ jammy2026-05-21ubuntu
ubuntulinux-tools-fips (5.4.0.1116.113) @ focal2026-05-21ubuntu
ubuntulinux-tools-ibm-lts-24.04 (6.8.0-1022.22) @ noble2026-05-21ubuntu
ubuntulinux-tools-oem-24.04a (6.8.0-1024.24) @ noble2026-05-21ubuntu
ubuntulinux-tools-azure-lts-24.04 (6.8.0-1025.30) @ noble2026-05-21ubuntu
ubuntulinux-tools-aws-edge (5.4.0.1142.152~18.04.1) @ bionic2026-05-21ubuntu
ubuntulinux-tools-raspi (6.8.0-1028.32) @ noble2026-05-21ubuntu
ubuntulinux-tools-realtime-hwe-24.04 (6.8.1-1018.19) @ noble2026-05-21ubuntu
ubuntulinux-tools-azure-edge (6.8.0-1025.30~22.04.1) @ jammy2026-05-21ubuntu
ubuntulinux-tools-oracle-edge (5.15.0.1071.77~20.04.1) @ focal2026-05-21ubuntu
ubuntulinux-virtual-hwe-22.04-edge (6.8.0-57.59~22.04.1) @ jammy2026-05-21ubuntu
ubuntulinux-tools-aws-edge (6.8.0-1027.29~22.04.1) @ jammy2026-05-21ubuntu
ubuntulinux-tools-azure-nvidia (6.8.0-1014.15) @ noble2026-05-21ubuntu
ubuntulinux-tools-raspi-realtime (6.8.0-2023.24) @ noble2026-05-21ubuntu
ubuntulinux-tools-raspi2-hwe-18.04-edge (5.4.0.1129.160) @ focal2026-05-21ubuntu
ubuntulinux-virtual-hwe-18.04-edge (5.4.0.208.204) @ focal2026-05-21ubuntu
ubuntulinux-tools-oracle-lts-20.04 (5.4.0.1138.131) @ focal2026-05-21ubuntu
ubuntulinux-tools-ibm-lts-20.04 (5.4.0.1086.115) @ focal2026-05-21ubuntu
ubuntulinux-virtual (6.8.0-56.58) @ noble2026-05-21ubuntu
ubuntulinux-tools-azure-edge (5.15.0.1078.87~20.04.1) @ focal2026-05-21ubuntu
ubuntulinux-xilinx-zynqmp-tools-5.4.0-1058 (5.4.0-1058.62) @ focal2026-05-21ubuntu
ubuntulinux-tools-gcp-lts-20.04 (5.4.0.1143.145) @ focal2026-05-21ubuntu
ubuntulinux-tools-oem-24.04b (6.11.0-1015.15) @ noble2026-05-21ubuntu
redhatkernel-0:5.14.0-570.12.1.el9_62025-05-13redhat
linuxKernel @ 4.19.323—osv

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(24)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 13× in last 7d / 43× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 113 total refreshes for this CVE.

  1. 2026-07-23 14:17 UTCEPSS rescore
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  3. 2026-07-23 02:42 UTCEG score recompute
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Frequently asked(5)

What is CVE-2024-50035?
CVE-2024-50035 is a high vulnerability published on October 21, 2024. In the Linux kernel, the following vulnerability has been resolved: ppp: fix pppasyncencode() illegal access syzbot reported an issue in pppasyncencode() [1] In this case, pppoe_sendmsg() is called with a zero size. Then pppasyncencode() is called with an empty skb. BUG: KMSAN: uninit-value in…
When was CVE-2024-50035 disclosed?
CVE-2024-50035 was first published in the National Vulnerability Database on October 21, 2024, with the most recent update on May 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-50035 actively exploited?
CVE-2024-50035 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 19.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2024-50035?
CVE-2024-50035 has a CVSS v3 base score of 7.1 (NVD).
How do I remediate CVE-2024-50035?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-50035, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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