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GNU Emacs 28.1 through 31.1 allows arbitrary code execution upon opening a file, because an untrusted value of read-symbol-shorthands affects the intern and unintern functions. This affects the default configuration; no particular...
5 affected packages
emacs, xemacs21, xemacs21-packages, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| emacs | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | — |
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs24 | Not in release | Not in release | Not in release | — | — |
| emacs25 | Not in release | Not in release | Not in release | — | Needs evaluation |
A flaw was found in Emacs TRAMP. A local attacker could exploit this vulnerability by processing maliciously crafted filenames. This occurs because TRAMP concatenates login arguments without proper sanitization, which are then...
5 affected packages
emacs, xemacs21, xemacs21-packages, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| emacs | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | — |
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs24 | Not in release | Not in release | Not in release | — | — |
| emacs25 | Not in release | Not in release | Not in release | — | Needs evaluation |
GNU Emacs before 31.0.91 contains an integer overflow in the PBM/PPM/PGM image loader that allows an attacker to leak heap memory contents by supplying a crafted image with large dimensions and an elevated max color index. The...
5 affected packages
emacs, xemacs21, xemacs21-packages, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| emacs | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | — |
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs24 | Not in release | Not in release | Not in release | — | — |
| emacs25 | Not in release | Not in release | Not in release | — | Needs evaluation |
GNU Emacs for Android improperly validates the table header input in sfnt_read_table_directory() in src/sfnt.c. Due to an incorrect comparison variable in the read-length check, a crafted font file that claims to contain more...
5 affected packages
emacs, xemacs21, xemacs21-packages, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| emacs | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | — |
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs24 | Not in release | Not in release | Not in release | — | — |
| emacs25 | Not in release | Not in release | Not in release | — | Needs evaluation |
GNU Emacs for Android is vulnerable to an integer overflow in sfnt_read_name_table() in src/sfnt.c. The function computes an allocation size using a 32-bit length value from a TrueType font file without overflow checking. On...
5 affected packages
emacs, xemacs21, xemacs21-packages, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| emacs | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | — |
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs24 | Not in release | Not in release | Not in release | — | — |
| emacs25 | Not in release | Not in release | Not in release | — | Needs evaluation |
GNU Emacs for Android is vulnerable to an integer overflow in the sfnt_read_cmap_format_12() function in src/sfnt.c. When processing a crafted TrueType font file, an unguarded addition in the xmalloc allocation call wraps around...
5 affected packages
emacs, xemacs21, xemacs21-packages, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| emacs | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | — |
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs24 | Not in release | Not in release | Not in release | — | — |
| emacs25 | Not in release | Not in release | Not in release | — | Needs evaluation |
GNU Emacs for Android contains an off-by-one error in the gvar table parser in src/sfnt.c. The shared-coordinate index boundary check in sfnt_vary_simple_glyph() and sfnt_vary_compound_glyph() uses a strict greater-than comparison...
5 affected packages
emacs, xemacs21, xemacs21-packages, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| emacs | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | — |
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs24 | Not in release | Not in release | Not in release | — | — |
| emacs25 | Not in release | Not in release | Not in release | — | Needs evaluation |
A flaw was found in GNU Emacs. This vulnerability, a memory corruption issue, occurs when Emacs processes specially crafted SVG (Scalable Vector Graphics) CSS (Cascading Style Sheets) data. A local user could exploit this by...
5 affected packages
emacs, xemacs21, xemacs21-packages, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| emacs | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | — |
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs24 | Not in release | Not in release | Not in release | — | — |
| emacs25 | Not in release | Not in release | Not in release | — | Needs evaluation |
Some fixes available 3 of 25
A command injection flaw was found in the text editor Emacs. It could allow a remote, unauthenticated attacker to execute arbitrary shell commands on a vulnerable system. Exploitation is possible by tricking users into visiting a...
5 affected packages
xemacs21, xemacs21-packages, emacs, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs | Not affected | Fixed | Fixed | Fixed | — |
| emacs24 | Not in release | Not in release | Not in release | Not in release | — |
| emacs25 | Not in release | Not in release | Not in release | Not in release | Needs evaluation |
Some fixes available 3 of 25
In elisp-mode.el in GNU Emacs before 30.1, a user who chooses to invoke elisp-completion-at-point (for code completion) on untrusted Emacs Lisp source code can trigger unsafe Lisp macro expansion that allows attackers to execute...
5 affected packages
xemacs21, xemacs21-packages, emacs, emacs24, emacs25
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| xemacs21 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| xemacs21-packages | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| emacs | Not affected | Fixed | Fixed | Fixed | — |
| emacs24 | Not in release | Not in release | Not in release | Not in release | — |
| emacs25 | Not in release | Not in release | Not in release | Not in release | Needs evaluation |