VulnSocial

CVE-2026-31777Disclosure(linux / linux_kernel)

LOWCVSS 5.5 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

In the Linux kernel, the following vulnerability has been resolved: ALSA: ctxfi: Check the error for index mapping The ctxfi driver blindly assumed a proper value returned from daio_device_index(), but it's not always true. Add a proper error check to deal with the error from the function.

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0.0/ 10 priority

Sources & remediation

Patch / fix

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • linux_kernel

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
linux
Products
linux_kernel

1 version affected across 1 product

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-05-11: 1Technical Details · 2026-05-11: 105-11
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
Full discourse1 post
  • WindowsForum@windowsforum
    Disclosure

    🎧 CVE-2026-31777: a missing error check in a Linux ALSA “ctxfi” driver—because nothing says secure like your sound card knocking over availability. Medium, but ecosystem = chaos. #Windows #Security https://windowsforum.com/threads/cve-2026-31777-linux-alsa-ctxfi-bug-meets-enterprise-vulnerability-feeds.417462/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #LinuxKernelSecurity #CveTriage #AlsaCtxfiDriver https://t.co/HfdJTujBoX

    Post summary

    The tweet announces CVE-2026-31777, noting a missing error check in the Linux ALSA ctxfi driver, but provides no PoC, exploit details, or patch information.

    0000039
    1.1K followersView on X
CPE platform detail7 entries

7 of 7 entries

PartVendorProductVersionTarget SWTarget HW
OSlinuxlinux_kernel---
OSlinuxlinux_kernel7.0--
OSlinuxlinux_kernel7.0--
OSlinuxlinux_kernel7.0--
OSlinuxlinux_kernel7.0--
OSlinuxlinux_kernel7.0--
OSlinuxlinux_kernel7.0--

Explore more

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