Vulnerability-Lookup

FKIE_CVE-2023-53457

Vulnerability from fkie_nvd - Published: 2025-10-01 12:15 - Updated: 2026-01-16 20:59

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: FS: JFS: Fix null-ptr-deref Read in txBegin Syzkaller reported an issue where txBegin may be called on a superblock in a read-only mounted filesystem which leads to NULL pointer deref. This could be solved by checking if the filesystem is read-only before calling txBegin, and returning with appropiate error code.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/1b4c144767736221cad92c132f72b3c6ed06a0ea	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/2a3f20efe6c901d4c0871cfd1d8c65e2ade71fc1	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/3e5eb6c5ecd8ddb9cfea751cf30f9e23eac97ca3	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/3e94d0d378d2754b26fc54b429582553f7b53e15	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/47cfdc338d674d38f4b2f22b7612cc6a2763ba27	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/a7225e9e09519deb7e0c42eb6070029cc456e84d	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/a7d17d6bd7cd4f6940b335ea7a6fce5b6d22adc2	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/fd2db13fb72ff18c633a48229589d42ceb89d1f8	Patch

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	2.6.12
linux	linux_kernel	2.6.12
linux	linux_kernel	2.6.12
linux	linux_kernel	2.6.12
linux	linux_kernel	2.6.12

JSON

To clipboard

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}

CVE-2023-53457 (GCVE-0-2023-53457)

Vulnerability from cvelistv5 – Published: 2025-10-01 11:42 – Updated: 2026-01-05 10:20

Title

FS: JFS: Fix null-ptr-deref Read in txBegin

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/a7225e9e09519deb7…
	https://git.kernel.org/stable/c/1b4c144767736221c…
	https://git.kernel.org/stable/c/a7d17d6bd7cd4f694…
	https://git.kernel.org/stable/c/2a3f20efe6c901d4c…
	https://git.kernel.org/stable/c/3e94d0d378d2754b2…
	https://git.kernel.org/stable/c/3e5eb6c5ecd8ddb9c…
	https://git.kernel.org/stable/c/fd2db13fb72ff18c6…
	https://git.kernel.org/stable/c/47cfdc338d674d38f…

Impacted products

Vendor

Product

Version

Linux

Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < a7225e9e09519deb7e0c42eb6070029cc456e84d (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 1b4c144767736221cad92c132f72b3c6ed06a0ea (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < a7d17d6bd7cd4f6940b335ea7a6fce5b6d22adc2 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 2a3f20efe6c901d4c0871cfd1d8c65e2ade71fc1 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 3e94d0d378d2754b26fc54b429582553f7b53e15 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 3e5eb6c5ecd8ddb9cfea751cf30f9e23eac97ca3 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < fd2db13fb72ff18c633a48229589d42ceb89d1f8 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 47cfdc338d674d38f4b2f22b7612cc6a2763ba27 (git)

Linux

Affected: 2.6.12
Unaffected: 0 , < 2.6.12 (semver)
Unaffected: 4.14.324 , ≤ 4.14.* (semver)
Unaffected: 4.19.293 , ≤ 4.19.* (semver)
Unaffected: 5.4.255 , ≤ 5.4.* (semver)
Unaffected: 5.10.192 , ≤ 5.10.* (semver)
Unaffected: 5.15.123 , ≤ 5.15.* (semver)
Unaffected: 6.1.42 , ≤ 6.1.* (semver)
Unaffected: 6.4.7 , ≤ 6.4.* (semver)
Unaffected: 6.5 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

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          "programFiles": [
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

FKIE_CVE-2023-53457

CVE-2023-53457 (GCVE-0-2023-53457)

Tags

Sightings

Nomenclature