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Vulnerabilities

Vulnerability · CVE-2023-54157

In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF of alloc->vma in race with munmap() [ cmllamas: clean forward port from commit 015ac18be7de ("bi

Published Dec 24, 2025 · catalog updated Aug 5, 2026 · Linux Linux

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2023-54157. EPSS is 0.15%. Act only if a listed version of Linux Linux is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.15%
Remediation
Version ranges on file
Affected products
vendor Linux Linux dd2283f2605e3b3e9c61bcae844b34f2afa4813f <931ea1ed31be939c1efdbc49bc66d2a45684f9b4

In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF of alloc->vma in race with munmap() [ cmllamas: clean forward port from commit 015ac18be7de ("binder: fix UAF of alloc->vma in race with munmap()") in 5.10 stable. It is needed in mainline after the revert of commit a43cfc87caaf ("android: binder: stop saving a pointer to the VMA") as pointed out by Liam. The commit log and tags have been tweaked to reflect this. ] In commit 720c24192404 ("ANDROID: binder: change down_write to down_read") binder assumed the mmap read lock is sufficient to protect alloc->vma ins

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Linux Linux dd2283f2605e3b3e9c61bcae844b34f2afa4813f <931ea1ed31be939c1efdbc49bc66d2a45684f9b4dd2283f2605e3b3e9c61bcae844b34f2afa4813f <931ea1ed31be939c1efdbc49bc66d2a45684f9b4

How to fix CVE-2023-54157

  • Upgrade

    CVE-2023-54157 lists a fix boundary at 931ea1ed31be939c1efdbc49bc66d2a45684f9b4. Compare the installed build with that boundary before you change production.

  • Version check

    Seen in dd2283f2605e3b3e9c61bcae844b34f2afa4813f <931ea1ed31be939c1efdbc49bc66d2a45684f9b4

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2023-54157. EPSS is 0.15%. Act only if a listed version of Linux Linux is installed.

Which versions are affected?

Compare what you have installed with Linux Linux dd2283f2605e3b3e9c61bcae844b34f2afa4813f <931ea1ed31be939c1efdbc49bc66d2a45684f9b4 dd2283f2605e3b3e9c61bcae844b34f2afa4813f <931ea1ed31be939c1efdbc49bc66d2a45684f9b4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.15%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 24, 2025 · EUVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF of alloc->vma in race with munmap() [ cmllamas: clean forward port from commit 015ac18be7de ("binder: fix UAF of alloc->vma in race with munmap()") in 5.10 stable. It is needed in mainline after the revert of commit a43cfc87caaf ("android: binder: stop saving a pointer to the VMA") as pointed out by Liam. The commi

  2. Aug 5, 2026 · EUVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF of alloc->vma in race with munmap() [ cmllamas: clean forward port from commit 015ac18be7de ("binder: fix UAF of alloc->vma in race with munmap()") in 5.10 stable. It is needed in mainline after the revert of commit a43cfc87caaf ("android: binder: stop saving a pointer to the VMA") as pointed out by Liam. The commi

Sources

  • CVE.orgVulnerability recordCVE-2023-54157

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-54157

    30-day exploitation probability 0.15%

    first.org
  • EUVDVulnerability recordEUVD-2023-60288

    In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF of alloc->vma in race with munmap() [ cmllamas: clean forward port from commit 015ac18be7de ("binder: fix UAF of alloc->vma in race with munmap()") in 5.10 stable. It is needed in mainline after t

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 29, 2026
  • FIRST EPSSOct 29, 2026
  • EUVDOct 29, 2026
CVE-2023-54157: In the Linux kernel, the following vulnerability ha… · ZeroDay Findings